| /******************************************************************************* |
| * Copyright (c) 2001, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jem.internal.proxy.ide; |
| |
| /* |
| * $RCSfile: IDEArrayBeanTypeProxy.java,v $ |
| * $Revision: 1.4 $ $Date: 2005/08/24 20:39:06 $ |
| */ |
| |
| import org.eclipse.jem.internal.proxy.core.*; |
| |
| import java.lang.reflect.*; |
| |
| /** |
| * Array Type Proxy for the IDE VM. |
| * |
| * The class is final because array's are special and shouldn't have any subclasses since the factory would never call it. |
| */ |
| |
| public final class IDEArrayBeanTypeProxy extends IDEBeanTypeProxy implements IArrayBeanTypeProxy { |
| |
| IBeanTypeProxy fFinalComponentType; |
| |
| IBeanTypeProxy fComponentType; |
| |
| String fTypeName; |
| |
| /** |
| * Create with a registry and a class. It is package so that only the factory with this IDE package can call it. |
| */ |
| IDEArrayBeanTypeProxy(IDEProxyFactoryRegistry aRegistry, String aTypeName, Class aClass) { |
| // The class of an Array is always Object |
| super(aRegistry, aClass); |
| fTypeName = aTypeName; |
| } |
| |
| /** |
| * This is an array type! |
| */ |
| public boolean isArray() { |
| return true; |
| } |
| |
| public String getTypeName() { |
| return fTypeName; |
| } |
| |
| /** |
| * Return the final component type. |
| */ |
| public IBeanTypeProxy getFinalComponentType() { |
| if (fFinalComponentType == null) { |
| // Component type is strip off all '[' and return class name (if we ever add classLoader support, this won't work). |
| // However, if the type is a primitive we need to go through the change table). |
| int typeStart = getTypeName().lastIndexOf('[') + 1; |
| if (getTypeName().charAt(typeStart) == 'L') { |
| // It is a class. |
| // Strip off up to the 'L', and the trailing ';'. That is the class name. |
| fFinalComponentType = fProxyFactoryRegistry.getBeanTypeProxyFactory().getBeanTypeProxy( |
| getTypeName().substring(typeStart + 1, getTypeName().length() - 1)); |
| } else { |
| // It is a type. Need to map it. |
| Class aType = (Class) IDEStandardBeanTypeProxyFactory.MAP_SHORTSIG_TO_TYPE.get(getTypeName().substring(typeStart, typeStart + 1)); |
| fFinalComponentType = aType != null ? fProxyFactoryRegistry.getBeanTypeProxyFactory().getBeanTypeProxy(aType.getName()) : null; |
| } |
| } |
| return fFinalComponentType; |
| } |
| |
| /** |
| * Return the component type. |
| */ |
| public IBeanTypeProxy getComponentType() { |
| if (fComponentType == null) { |
| // Component type is strip off first '[' and return class name (if we ever add classLoader support, this won't work). |
| // However, if the type is a primitive we need to go through the change table). |
| if (getTypeName().charAt(1) != '[') { |
| // It is a one dimensional array, just send to getFinalComponentType to figure out the type. |
| fComponentType = getFinalComponentType(); |
| } else { |
| // It is a multi-dimensional array. Just strip off one '[' and send that to the bean type factory. |
| fComponentType = fProxyFactoryRegistry.getBeanTypeProxyFactory().getBeanTypeProxy(getTypeName().substring(1)); |
| } |
| } |
| return fComponentType; |
| } |
| |
| /** |
| * Return the number of dimensions. |
| */ |
| public int getDimensions() { |
| return getTypeName().lastIndexOf('[') + 1; |
| } |
| |
| /** |
| * Return the null ctor proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy getNullConstructorProxy() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return a proxy to the constructor for the target VM being the same as the REM For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy getConstructorProxy(String[] argumentClassNames) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return a proxy to the constructor for the target VM being the same as the REM For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy getConstructorProxy(IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy[] getConstructors() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return a proxy to the constructor for the target VM being the same as the REM For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy getDeclaredConstructorProxy(String[] argumentClassNames) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return a proxy to the constructor for the target VM being the same as the REM For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy getDeclaredConstructorProxy(IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IConstructorProxy[] getDeclaredConstructors() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IFieldProxy[] getFields() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getCompatibleConstructor(org.eclipse.jem.internal.proxy.core.IBeanTypeProxy[]) |
| */ |
| public IConstructorProxy getCompatibleConstructor(IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getCompatibleMethod(java.lang.String, |
| * org.eclipse.jem.internal.proxy.core.IBeanTypeProxy[]) |
| */ |
| public IMethodProxy getCompatibleMethod(String methodName, IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IFieldProxy[] getDeclaredFields() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return a proxy to the field for the target VM being the same as the REM For all of the array types, this is an invalid operation. |
| */ |
| public IFieldProxy getFieldProxy(String fieldName) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getMethodProxy(String methodName, IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getMethodProxy(String methodName, String[] argumentClassNames) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getMethodProxy(String methodName, String argumentQualifiedTypeName) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getMethodProxy(String methodName) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy[] getMethods() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jem.internal.proxy.core.IBeanTypeProxy#getConstructors() For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy[] getDeclaredMethods() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getDeclaredMethodProxy(String methodName, IBeanTypeProxy[] argumentTypes) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Return the method proxy for this method with these arguments. For all of the array types, this is an invalid operation. |
| */ |
| public IMethodProxy getDeclaredMethodProxy(String methodName, String[] argumentClassNames) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Create an array bean proxy. |
| * - (int, new int[2] {3, 4}) will create: int [3] [4] |
| * - (int[], new int[1] {1}) int [1] |
| * - (int[], new int[2] {2,3}) int [2] [3] |
| * |
| * - (int[], null) or (int[], new int[0]) or (int, null) or (int, new int[0]) int [0] (int[][], null) or (int[][], new int[0]) int[0][] This is |
| * because an array instance with no dimensions specified is not valid. |
| * - (int[][], new int[1] {3}) int[3][] |
| * |
| * It is package protected so that only the REM Factory can call it. |
| */ |
| IDEArrayBeanProxy createBeanProxyWith(int[] dimensions) throws ThrowableProxy { |
| // If the dimensions is null or zero length, then create the |
| // array as a 0 sized array one dimensional array. |
| if (dimensions == null || dimensions.length == 0) |
| return createBeanProxyWith(new int[] { 0}); |
| |
| // Remove from this type the number of dimensions specified |
| // coming in, up to but no further than the final component. |
| // From here we can then use the appropriate java.lang.reflect.Array |
| // method to create the array. |
| IBeanTypeProxy compType = null; // The type of array to create (it may be different number of dimensions). |
| int numDims = getDimensions(); |
| if (numDims <= dimensions.length) |
| compType = getFinalComponentType(); // There are the same or more requested dimensions, so use final component type |
| else { |
| // There are fewer requested dimensions, so strip off that many |
| String compClass = getTypeName().substring(dimensions.length); |
| compType = fProxyFactoryRegistry.getBeanTypeProxyFactory().getBeanTypeProxy(compClass); |
| } |
| |
| if (dimensions.length == 1) { |
| // Use the one dimension call |
| Object array = Array.newInstance(((IDEBeanTypeProxy) compType).fClass, dimensions[0]); |
| return new IDEArrayBeanProxy(fProxyFactoryRegistry, array, null); |
| } else { |
| // Use the multi dimension call |
| Object array = Array.newInstance(((IDEBeanTypeProxy) compType).fClass, dimensions); |
| return new IDEArrayBeanProxy(fProxyFactoryRegistry, array, null); |
| } |
| } |
| |
| /** |
| * Create a new bean proxy with the specified object |
| */ |
| protected IIDEBeanProxy newBeanProxy(Object anObject) { |
| |
| return new IDEArrayBeanProxy(fProxyFactoryRegistry, anObject, this); |
| |
| } |
| |
| /** |
| * @see IBeanTypeProxy#getFormalTypeName() |
| */ |
| public String getFormalTypeName() { |
| String name = getTypeName(); |
| int dims = name.lastIndexOf('[') + 1; |
| String type = getFinalComponentType().getTypeName(); |
| StringBuffer formalType = new StringBuffer(type.length() + ("[]".length() * dims)); //$NON-NLS-1$ |
| formalType.append(type); |
| for (int i = 0; i < dims; i++) |
| formalType.append("[]"); //$NON-NLS-1$ |
| return formalType.toString(); |
| } |
| |
| } |