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| <pre><span class="sourceLineNo">001</span>/*-<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Copyright (c) 2019 Diamond Light Source Ltd.<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> *<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * All rights reserved. This program and the accompanying materials<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * are made available under the terms of the Eclipse Public License v1.0<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * which accompanies this distribution, and is available at<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * http://www.eclipse.org/legal/epl-v10.html<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> */<a name="line.8"></a> |
| <span class="sourceLineNo">009</span><a name="line.9"></a> |
| <span class="sourceLineNo">010</span>package org.eclipse.january.dataset;<a name="line.10"></a> |
| <span class="sourceLineNo">011</span><a name="line.11"></a> |
| <span class="sourceLineNo">012</span>import java.lang.reflect.Array;<a name="line.12"></a> |
| <span class="sourceLineNo">013</span>import java.util.Date;<a name="line.13"></a> |
| <span class="sourceLineNo">014</span>import java.util.HashMap;<a name="line.14"></a> |
| <span class="sourceLineNo">015</span>import java.util.LinkedHashMap;<a name="line.15"></a> |
| <span class="sourceLineNo">016</span>import java.util.List;<a name="line.16"></a> |
| <span class="sourceLineNo">017</span>import java.util.Map;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>import java.util.Map.Entry;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import org.apache.commons.math3.complex.Complex;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>/**<a name="line.22"></a> |
| <span class="sourceLineNo">023</span> * @since 2.3<a name="line.23"></a> |
| <span class="sourceLineNo">024</span> */<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>public class InterfaceUtils {<a name="line.25"></a> |
| <span class="sourceLineNo">026</span> private static final Map<Class<?>, Class<? extends Dataset>> class2Interface;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span> private static final Map<Class<? extends Dataset>, Class<?>> interface2Class;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span> private static final Map<Class<?>, Integer> elementBytes;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span><a name="line.31"></a> |
| <span class="sourceLineNo">032</span> private static final Map<Class<?>, Class<?>> bestFloatElement;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span><a name="line.33"></a> |
| <span class="sourceLineNo">034</span> private static final Map<Class<? extends Dataset>, Class<? extends CompoundDataset>> interface2Compound;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span> private static final Map<Class<? extends CompoundDataset>, Class<? extends Dataset>> compound2Interface;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> static {<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> class2Interface = createClassInterfaceMap();<a name="line.38"></a> |
| <span class="sourceLineNo">039</span><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> interface2Class = createInterfaceClassMap();<a name="line.40"></a> |
| <span class="sourceLineNo">041</span><a name="line.41"></a> |
| <span class="sourceLineNo">042</span> elementBytes = createElementBytesMap();<a name="line.42"></a> |
| <span class="sourceLineNo">043</span><a name="line.43"></a> |
| <span class="sourceLineNo">044</span> bestFloatElement = createBestFloatElementMap();<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span> interface2Compound = createInterfaceCompoundMap();<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> compound2Interface = new HashMap<Class<? extends CompoundDataset>, Class<? extends Dataset>>();<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> for (Entry<Class<? extends Dataset>, Class<? extends CompoundDataset>> e : interface2Compound.entrySet()) {<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> compound2Interface.put(e.getValue(), e.getKey());<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> }<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> }<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private static Map<Class<?>, Class<? extends Dataset>> createClassInterfaceMap() {<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> Map<Class<?>, Class<? extends Dataset>> result = new HashMap<>();<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> result.put(Boolean.class, BooleanDataset.class);<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> result.put(Byte.class, ByteDataset.class);<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> result.put(Short.class, ShortDataset.class);<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> result.put(Integer.class, IntegerDataset.class);<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> result.put(Long.class, LongDataset.class);<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> result.put(Float.class, FloatDataset.class);<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> result.put(Double.class, DoubleDataset.class);<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> result.put(boolean.class, BooleanDataset.class);<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> result.put(byte.class, ByteDataset.class);<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> result.put(short.class, ShortDataset.class);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> result.put(int.class, IntegerDataset.class);<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> result.put(long.class, LongDataset.class);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> result.put(float.class, FloatDataset.class);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> result.put(double.class, DoubleDataset.class);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> result.put(Complex.class, ComplexDoubleDataset.class);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> result.put(String.class, StringDataset.class);<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> result.put(Date.class, DateDataset.class);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> return result;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> }<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private static Map<Class<? extends Dataset>, Class<?>> createInterfaceClassMap() {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> Map<Class<? extends Dataset>, Class<?>> result = new HashMap<>();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> result.put(BooleanDataset.class, Boolean.class);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> result.put(ByteDataset.class, Byte.class);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> result.put(ShortDataset.class, Short.class);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> result.put(IntegerDataset.class, Integer.class);<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> result.put(LongDataset.class, Long.class);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> result.put(FloatDataset.class, Float.class);<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> result.put(DoubleDataset.class, Double.class);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> result.put(CompoundByteDataset.class, Byte.class);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> result.put(CompoundShortDataset.class, Short.class);<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> result.put(CompoundIntegerDataset.class, Integer.class);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> result.put(CompoundLongDataset.class, Long.class);<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> result.put(CompoundFloatDataset.class, Float.class);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> result.put(CompoundDoubleDataset.class, Double.class);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> result.put(ComplexFloatDataset.class, Float.class);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> result.put(ComplexDoubleDataset.class, Double.class);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> result.put(RGBDataset.class, Short.class);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> result.put(StringDataset.class, String.class);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> result.put(DateDataset.class, Date.class);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> result.put(ObjectDataset.class, Object.class);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> return result;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> private static Map<Class<?>, Integer> createElementBytesMap() {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> Map<Class<?>, Integer> result = new LinkedHashMap<>();<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> result.put(Boolean.class, 1);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> result.put(Byte.class, Byte.SIZE / 8);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> result.put(Short.class, Short.SIZE / 8);<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> result.put(Integer.class, Integer.SIZE / 8);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> result.put(Long.class, Long.SIZE / 8);<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> result.put(Float.class, Float.SIZE / 8);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> result.put(Double.class, Double.SIZE / 8);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> result.put(String.class, 1);<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> result.put(Object.class, 1);<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> result.put(Date.class, 1);<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> return result;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> private static Map<Class<?>, Class<?>> createBestFloatElementMap() {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> Map<Class<?>, Class<?>> result = new HashMap<>();<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> result.put(Boolean.class, Float.class);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> result.put(Byte.class, Float.class);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> result.put(Short.class, Float.class);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> result.put(Integer.class, Double.class);<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> result.put(Long.class, Double.class);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> result.put(Float.class, Float.class);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> result.put(Double.class, Double.class);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> return result;<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> }<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> private static Map<Class<? extends Dataset>, Class<? extends CompoundDataset>> createInterfaceCompoundMap() {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Map<Class<? extends Dataset>, Class<? extends CompoundDataset>> result = new HashMap<>();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> result.put(ByteDataset.class, CompoundByteDataset.class);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> result.put(ShortDataset.class, CompoundShortDataset.class);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> result.put(IntegerDataset.class, CompoundIntegerDataset.class);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> result.put(LongDataset.class, CompoundLongDataset.class);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> result.put(FloatDataset.class, CompoundFloatDataset.class);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> result.put(DoubleDataset.class, CompoundDoubleDataset.class);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> return result;<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> }<a name="line.135"></a> |
| <span class="sourceLineNo">136</span><a name="line.136"></a> |
| <span class="sourceLineNo">137</span> /**<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> * @param clazz<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * @return true if supported as an element class (note, Object is not supported)<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> */<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> public static boolean isElementSupported(Class<? extends Object> clazz) {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> return class2Interface.containsKey(clazz);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> }<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> /**<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> * @param clazz dataset class<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> * @return (boxed) class of constituent element<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> */<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> public static Class<?> getElementClass(final Class<? extends Dataset> clazz) {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> return interface2Class.get(clazz);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> /**<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> * Get dataset interface from an object. The following are supported: Java Number objects, Apache common math Complex<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * objects, Java arrays and lists<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> *<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> * @param obj<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> * @return dataset interface <a name="line.158"></a> |
| <span class="sourceLineNo">159</span> */<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> public static Class <? extends Dataset> getInterface(Object obj) {<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> Class<? extends Dataset> dc = null;<a name="line.161"></a> |
| <span class="sourceLineNo">162</span><a name="line.162"></a> |
| <span class="sourceLineNo">163</span> if (obj == null) {<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> return ObjectDataset.class;<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> }<a name="line.165"></a> |
| <span class="sourceLineNo">166</span><a name="line.166"></a> |
| <span class="sourceLineNo">167</span> if (obj instanceof List<?>) {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> List<?> jl = (List<?>) obj;<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> int l = jl.size();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> for (int i = 0; i < l; i++) {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> Class<? extends Dataset> lc = getInterface(jl.get(i));<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> if (isBetter(lc, dc)) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> dc = lc;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> } else if (obj.getClass().isArray()) {<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> Class<?> ca = obj.getClass().getComponentType();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> if (isElementSupported(ca)) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> return class2Interface.get(ca);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> int l = Array.getLength(obj);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> for (int i = 0; i < l; i++) {<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> Object lo = Array.get(obj, i);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> Class<? extends Dataset> lc = getInterface(lo);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> if (isBetter(lc, dc)) {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> dc = lc;<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> }<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> } else if (obj instanceof Dataset) {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> return ((Dataset) obj).getClass();<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> } else if (obj instanceof ILazyDataset) {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> dc = getInterfaceFromClass(((ILazyDataset) obj).getElementsPerItem(), ((ILazyDataset) obj).getElementClass());<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> } else {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> Class<?> ca = obj.getClass();<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> if (isElementSupported(ca)) {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> return class2Interface.get(ca);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> }<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> return dc;<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> }<a name="line.200"></a> |
| <span class="sourceLineNo">201</span><a name="line.201"></a> |
| <span class="sourceLineNo">202</span> /**<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> * @param elementsPerItem<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> * @param elementClass<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> * @return dataset interface <a name="line.205"></a> |
| <span class="sourceLineNo">206</span> */<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> public static Class<? extends Dataset> getInterfaceFromClass(int elementsPerItem, Class<?> elementClass) {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> Class<? extends Dataset> clazz = class2Interface.get(elementClass);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> if (clazz == null) {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> throw new IllegalArgumentException("Class of object not supported");<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> }<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> if (elementsPerItem > 1 && interface2Compound.containsKey(clazz)) {<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> clazz = interface2Compound.get(clazz);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> }<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> return clazz;<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span><a name="line.217"></a> |
| <span class="sourceLineNo">218</span> /**<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> * @param clazz dataset interface<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * @return elemental dataset interface available for given dataset interface<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> */<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> public static Class<? extends Dataset> getElementalInterface(final Class<? extends Dataset> clazz) {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> return isElemental(clazz) ? clazz : compound2Interface.get(clazz);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> }<a name="line.224"></a> |
| <span class="sourceLineNo">225</span><a name="line.225"></a> |
| <span class="sourceLineNo">226</span> /**<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> * @param a dataset<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * @return true if dataset is not compound or complex<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> */<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> public static boolean isElemental(ILazyDataset a) {<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> return isElemental(getInterface(a));<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> /**<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> * @param clazz<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> * @return true if dataset interface is not compound or complex<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> */<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> public static boolean isElemental(Class<? extends Dataset> clazz) {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> return !CompoundDataset.class.isAssignableFrom(clazz) || !ComplexFloatDataset.class.equals(clazz) || !ComplexDoubleDataset.class.equals(clazz);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> /**<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> * @param clazz<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> * @return true if dataset interface is compound (not complex)<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> */<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> public static boolean isCompound(Class<? extends Dataset> clazz) {<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> return compound2Interface.containsKey(clazz) || RGBDataset.class.equals(clazz);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> /**<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> * @param a dataset<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> * @return true if dataset has integer elements<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> */<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> public static boolean isInteger(ILazyDataset a) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> return a instanceof Dataset ? isInteger(((Dataset) a).getClass()) : isElementClassInteger(a.getElementClass());<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span><a name="line.257"></a> |
| <span class="sourceLineNo">258</span> /**<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> * @param a dataset<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> * @return true if dataset has floating point elements<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> */<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> public static boolean isFloating(ILazyDataset a) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> return a instanceof Dataset ? isFloating(((Dataset) a).getClass()) : isElementClassFloating(a.getElementClass());<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> /**<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> * @param clazz<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> * @return true if dataset interface has integer elements<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> */<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> public static boolean isInteger(Class<? extends Dataset> clazz) {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> Class<?> c = interface2Class.get(clazz);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> return isElementClassInteger(c);<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> /**<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> * @param clazz<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> * @return true if dataset interface has floating point elements<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> */<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> public static boolean isFloating(Class<? extends Dataset> clazz) {<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> Class<?> c = interface2Class.get(clazz);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return isElementClassFloating(c);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> private static boolean isElementClassInteger(Class<?> c) {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> return Byte.class == c || Short.class == c || Integer.class == c || Long.class == c;<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> }<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> private static boolean isElementClassFloating(Class<?> c) {<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> return Double.class == c || Float.class == c;<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> }<a name="line.290"></a> |
| <span class="sourceLineNo">291</span><a name="line.291"></a> |
| <span class="sourceLineNo">292</span> /**<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> * @param clazz<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> * @return true if dataset interface has complex items<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> */<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> public static boolean isComplex(Class<? extends Dataset> clazz) {<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> return ComplexDoubleDataset.class.isAssignableFrom(clazz) || ComplexFloatDataset.class.isAssignableFrom(clazz);<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span><a name="line.299"></a> |
| <span class="sourceLineNo">300</span> /**<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> * @param clazz<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> * @return true if dataset interface has numerical elements<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> */<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> public static boolean isNumerical(Class<? extends Dataset> clazz) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> Class<?> c = interface2Class.get(clazz);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> return Boolean.class == c || isElementClassInteger(c) || isElementClassFloating(c);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> }<a name="line.307"></a> |
| <span class="sourceLineNo">308</span><a name="line.308"></a> |
| <span class="sourceLineNo">309</span> /**<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> * @param clazz<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> * @return number of elements per item<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> */<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> public static int getElementsPerItem(Class<? extends Dataset> clazz) {<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> if (isComplex(clazz)) {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> return 2;<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> } else if (RGBDataset.class.isAssignableFrom(clazz)) {<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> return 3;<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> }<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> if (CompoundDataset.class.isAssignableFrom(clazz)) {<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> throw new UnsupportedOperationException("Multi-element type unsupported");<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> }<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> return 1;<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> }<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> /**<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> * Find dataset interface that best fits given classes. The best class takes into account complex and array datasets<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> *<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> * @param a<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> * first dataset class<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> * @param b<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> * second dataset class<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> * @return best dataset interface<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> */<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> public static Class<? extends Dataset> getBestInterface(Class<? extends Dataset> a, Class<? extends Dataset> b) {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> boolean isElemental = true;<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> <a name="line.336"></a> |
| <span class="sourceLineNo">337</span> if (a == null) {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> return b;<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> }<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> if (b == null) {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> return a;<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> if (!isElemental(a)) {<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> isElemental = false;<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> a = compound2Interface.get(a);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> if (!isElemental(b)) {<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> isElemental = false;<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> b = compound2Interface.get(b);<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> }<a name="line.350"></a> |
| <span class="sourceLineNo">351</span><a name="line.351"></a> |
| <span class="sourceLineNo">352</span> if (isFloating(a)) {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> if (!isFloating(b)) {<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> b = getBestFloatInterface(b); // note doesn't change if not numerical!!!<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> } else if (isComplex(b)) {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> a = DoubleDataset.class.isAssignableFrom(a) ? ComplexDoubleDataset.class : ComplexFloatDataset.class;<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> }<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> if (isComplex(a) && !isComplex(b)) {<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> b = DoubleDataset.class.isAssignableFrom(b) ? ComplexDoubleDataset.class : ComplexFloatDataset.class;<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> }<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> } else if (isFloating(b)) {<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> a = getBestFloatInterface(a);<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> if (isComplex(b)) {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> a = DoubleDataset.class.isAssignableFrom(a) ? ComplexDoubleDataset.class : ComplexFloatDataset.class;<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> }<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> }<a name="line.366"></a> |
| <span class="sourceLineNo">367</span><a name="line.367"></a> |
| <span class="sourceLineNo">368</span> Class<? extends Dataset> c = isBetter(interface2Class.get(a), interface2Class.get(b)) ? a : b;<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> if (!isElemental && interface2Compound.containsKey(c)) {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> c = interface2Compound.get(c);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> return c;<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span><a name="line.375"></a> |
| <span class="sourceLineNo">376</span> private static boolean isBetter(Class<?> a, Class<?> b) {<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> for (Class<?> k : elementBytes.keySet()) { // elements order in increasing width (for numerical primitives)<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> if (k.equals(b)) {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> return true;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> if (k.equals(a)) {<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> return false;<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> }<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> }<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> return true;<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> }<a name="line.386"></a> |
| <span class="sourceLineNo">387</span><a name="line.387"></a> |
| <span class="sourceLineNo">388</span> /**<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> * The largest dataset type suitable for a summation of around a few thousand items without changing from the "kind"<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> * of dataset<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> *<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> * @param otype<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> * @return largest dataset type available for given dataset type<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> */<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> public static Class<? extends Dataset> getLargestInterface(Dataset a) {<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> if (a instanceof BooleanDataset || a instanceof ByteDataset || a instanceof ShortDataset) {<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> return IntegerDataset.class;<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> } else if (a instanceof IntegerDataset) {<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> return LongDataset.class;<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> } else if (a instanceof FloatDataset) {<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> return DoubleDataset.class;<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> } else if (a instanceof ComplexFloatDataset) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> return ComplexDoubleDataset.class;<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> } else if (a instanceof CompoundByteDataset || a instanceof CompoundShortDataset) {<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> return CompoundIntegerDataset.class;<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> } else if (a instanceof CompoundIntegerDataset) {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> return CompoundLongDataset.class;<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> } else if (a instanceof CompoundFloatDataset) {<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> return CompoundDoubleDataset.class;<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> }<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> return a.getClass();<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> }<a name="line.412"></a> |
| <span class="sourceLineNo">413</span><a name="line.413"></a> |
| <span class="sourceLineNo">414</span> /**<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> * Find floating point dataset interface that best fits given types. The best type takes into account complex and array<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> * datasets<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> *<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> * @param clazz<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> * old dataset class<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> * @return best dataset interface<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> */<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> public static Class<? extends Dataset> getBestFloatInterface(Class<? extends Dataset> clazz) {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> Class<?> e = interface2Class.get(clazz);<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> if (bestFloatElement.containsKey(e)) {<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> e = bestFloatElement.get(e);<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> return class2Interface.get(e);<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> }<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> return clazz;<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> }<a name="line.429"></a> |
| <span class="sourceLineNo">430</span><a name="line.430"></a> |
| <span class="sourceLineNo">431</span> /**<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> * @param isize<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> * number of elements in an item<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> * @param dtype<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> * @return length of single item in bytes<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> */<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> public static int getItemBytes(final int isize, Class<? extends Dataset> clazz) {<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> int bytes = elementBytes.get(interface2Class.get(clazz));<a name="line.438"></a> |
| <span class="sourceLineNo">439</span><a name="line.439"></a> |
| <span class="sourceLineNo">440</span> return isize * bytes;<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> }<a name="line.441"></a> |
| <span class="sourceLineNo">442</span><a name="line.442"></a> |
| <span class="sourceLineNo">443</span> /**<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> * Convert double array to primitive array<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> * @param clazz dataset interface<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> * @param x<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> * @return biggest native primitive array if integer. Return null if not interface is not numerical<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> */<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> public static Object fromDoublesToBiggestPrimitives(Class<? extends Dataset> clazz, double[] x) {<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> if (BooleanDataset.class.isAssignableFrom(clazz) || ByteDataset.class.isAssignableFrom(clazz)<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> || ShortDataset.class.isAssignableFrom(clazz) || IntegerDataset.class.isAssignableFrom(clazz)) {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> int[] i32 = new int[x.length];<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> for (int i = 0; i < x.length; i++) {<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> i32[i] = (int) (long) x[i];<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> }<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> return i32;<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> } else if (LongDataset.class.isAssignableFrom(clazz)) {<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> long[] i64 = new long[x.length];<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> for (int i = 0; i < x.length; i++) {<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> i64[i] = (long) x[i];<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> }<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> return i64;<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> } else if (FloatDataset.class.isAssignableFrom(clazz)) {<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> float[] f32 = new float[x.length];<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> for (int i = 0; i < x.length; i++) {<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> f32[i] = (float) x[i];<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> }<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> return f32;<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> } else if (DoubleDataset.class.isAssignableFrom(clazz)) {<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> return x;<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> return null;<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> }<a name="line.473"></a> |
| <span class="sourceLineNo">474</span><a name="line.474"></a> |
| <span class="sourceLineNo">475</span> /**<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> * Convert double to number<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> * @param clazz dataset interface<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> * @param x<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> * @return biggest number if integer. Return null if not interface is not numerical<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> */<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> public static Number fromDoubleToBiggestNumber(Class<? extends Dataset> clazz, double x) {<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> if (BooleanDataset.class.isAssignableFrom(clazz) || ByteDataset.class.isAssignableFrom(clazz)<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> || ShortDataset.class.isAssignableFrom(clazz) || IntegerDataset.class.isAssignableFrom(clazz)) {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> return Integer.valueOf((int) (long) x);<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> } else if (LongDataset.class.isAssignableFrom(clazz)) {<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> return Long.valueOf((long) x);<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> } else if (FloatDataset.class.isAssignableFrom(clazz)) {<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> return Float.valueOf((float) x);<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> } else if (DoubleDataset.class.isAssignableFrom(clazz)) {<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> return Double.valueOf(x);<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> }<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> return null;<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> }<a name="line.493"></a> |
| <span class="sourceLineNo">494</span><a name="line.494"></a> |
| <span class="sourceLineNo">495</span> /**<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> * @param clazz dataset interface<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> * @param x<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> * @return biggest native primitive if integer<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> * @since 2.3<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> */<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> public static Number toBiggestNumber(Class<? extends Dataset> clazz, Number x) {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> if (BooleanDataset.class.isAssignableFrom(clazz) || ByteDataset.class.isAssignableFrom(clazz)<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> || ShortDataset.class.isAssignableFrom(clazz) || IntegerDataset.class.isAssignableFrom(clazz)) {<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> return x instanceof Integer ? x : Integer.valueOf(x.intValue());<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> } else if (LongDataset.class.isAssignableFrom(clazz)) {<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> return x instanceof Long ? x : Long.valueOf(x.longValue());<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> } else if (FloatDataset.class.isAssignableFrom(clazz)) {<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> return x instanceof Float ? x : Float.valueOf(x.floatValue());<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> } else if (DoubleDataset.class.isAssignableFrom(clazz)) {<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> return x instanceof Double ? x : Double.valueOf(x.doubleValue());<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> }<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> return null;<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> }<a name="line.513"></a> |
| <span class="sourceLineNo">514</span>}<a name="line.514"></a> |
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| </div> |
| </body> |
| </html> |
