| /******************************************************************************* |
| * Copyright (c) 2007 Chase Technology Ltd - http://www.chasetechnology.co.uk |
| * 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: |
| * Doug Satchwell (Chase Technology Ltd) - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsl.jaxp.debug.invoker; |
| |
| import org.eclipse.wst.xsl.jaxp.debug.invoker.internal.CreationException; |
| |
| /** |
| * A value that is to be instantiated from a particular type e.g. Double, Object. |
| * |
| * @author Doug Satchwell |
| */ |
| public class TypedValue |
| { |
| public static final String TYPE_STRING = "string"; //$NON-NLS-1$ |
| private static final String TYPE_BOOLEAN = "boolean"; //$NON-NLS-1$ |
| private static final String TYPE_INT = "int"; //$NON-NLS-1$ |
| private static final String TYPE_DOUBLE = "double"; //$NON-NLS-1$ |
| private static final String TYPE_FLOAT = "float"; //$NON-NLS-1$ |
| private static final String TYPE_CLASS = "class"; //$NON-NLS-1$ |
| private static final String TYPE_OBJECT = "object"; //$NON-NLS-1$ |
| |
| final String uri; |
| final String type; |
| final String value; |
| |
| /** |
| * Create a new instance of this from the given information. |
| * |
| * @param uri the URI |
| * @param type the type of value |
| * @param value the value |
| */ |
| public TypedValue(String uri, String type, String value) |
| { |
| this.uri = uri; |
| this.type = type; |
| this.value = value; |
| } |
| |
| /** |
| * Create the type of object defined by this. |
| * |
| * @return the value |
| * @throws CreationException if a problem occurred |
| */ |
| public Object createValue() throws CreationException |
| { |
| Object o = null; |
| if (TYPE_STRING.equals(type)) |
| { |
| o = value; |
| } |
| else if (TYPE_BOOLEAN.equals(type)) |
| { |
| boolean b = "yes".equalsIgnoreCase(value) || "true".equalsIgnoreCase(value); //$NON-NLS-1$ //$NON-NLS-2$ |
| o = new Boolean(b); |
| } |
| else if (TYPE_INT.equals(type)) |
| { |
| try |
| { |
| o = new Integer(value); |
| } |
| catch (NumberFormatException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.9") + value + Messages.getString("TypedValue.10"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| else if (TYPE_DOUBLE.equals(type)) |
| { |
| try |
| { |
| o = new Double(value); |
| } |
| catch (NumberFormatException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.11") + value + Messages.getString("TypedValue.12"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| else if (TYPE_FLOAT.equals(type)) |
| { |
| try |
| { |
| o = new Float(value); |
| } |
| catch (NumberFormatException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.13") + value + Messages.getString("TypedValue.14"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| else if (TYPE_CLASS.equals(type)) |
| { |
| try |
| { |
| o = Class.forName(value); |
| } |
| catch (ClassNotFoundException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.15") + value + Messages.getString("TypedValue.16"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| else if (TYPE_OBJECT.equals(type)) |
| { |
| try |
| { |
| Class c = Class.forName(value); |
| o = c.newInstance(); |
| } |
| catch (ClassNotFoundException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.17") + value + Messages.getString("TypedValue.18"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| catch (InstantiationException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.19") + value + Messages.getString("TypedValue.20"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| catch (IllegalAccessException e) |
| { |
| throw new CreationException(Messages.getString("TypedValue.21") + value + Messages.getString("TypedValue.22"), e); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| else |
| { |
| throw new CreationException(Messages.getString("TypedValue.23") + type + Messages.getString("TypedValue.24")); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| return o; |
| } |
| } |