diff options
Diffstat (limited to 'plugins/org.eclipse.jem.beaninfo.vm/vm_beaninfovm/org/eclipse/jem/internal/beaninfo/vm/MethodDescriptorEquality.java')
-rw-r--r-- | plugins/org.eclipse.jem.beaninfo.vm/vm_beaninfovm/org/eclipse/jem/internal/beaninfo/vm/MethodDescriptorEquality.java | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/plugins/org.eclipse.jem.beaninfo.vm/vm_beaninfovm/org/eclipse/jem/internal/beaninfo/vm/MethodDescriptorEquality.java b/plugins/org.eclipse.jem.beaninfo.vm/vm_beaninfovm/org/eclipse/jem/internal/beaninfo/vm/MethodDescriptorEquality.java deleted file mode 100644 index a56159c1e..000000000 --- a/plugins/org.eclipse.jem.beaninfo.vm/vm_beaninfovm/org/eclipse/jem/internal/beaninfo/vm/MethodDescriptorEquality.java +++ /dev/null @@ -1,135 +0,0 @@ -/******************************************************************************* - * 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.beaninfo.vm; -/* - - - */ - -import java.beans.*; -import java.util.*; -/** - * Equality tester for MethodDescriptors - */ -public class MethodDescriptorEquality extends FeatureDescriptorEquality { - - static void INIT() { - try { - MAP_EQUALITY.put(MethodDescriptor.class, (MethodDescriptorEquality.class).getConstructor(new Class[] {MethodDescriptor.class})); - } catch (NoSuchMethodException e) { - } - } - - private ArrayList fParameterDescriptors; // Array of ParameterDescriptorEquality's. - - public MethodDescriptorEquality() { - } - - public MethodDescriptorEquality(MethodDescriptor descr) { - super(descr); - } - - /** - * A new feature is being set into this object, - * clear any cache members so that they can be reconstructed. - * - * NOTE: Subclasses - remember to call super.clearFeature(); - */ - protected void clearFeature() { - super.clearFeature(); - fParameterDescriptors = null; - } - - protected ArrayList parameterDescriptors() { - if (fParameterDescriptors == null) { - ParameterDescriptor[] pds = ((MethodDescriptor) fFeature).getParameterDescriptors(); - if (pds != null) { - fParameterDescriptors = new ArrayList(pds.length); - for (int i=0; i<pds.length; i++) - fParameterDescriptors.add(new ParameterDescriptorEquality(pds[i])); - } - } - return fParameterDescriptors; - } - /** - * Calculate the hashcode for the current feature, add this - * to the hashcode received from super.calculateHashCode - * and return the new value. - * - * NOTE: for subclasses, it is MANDITORY that the first line be: - * int hashcode = super.calculateHashCode(); - * and the last line be: - * return hashcode*31 + (your calculated hashcode for just this subclass); - */ - protected int calculateHashCode() { - int hashcode = super.calculateHashCode(); - MethodDescriptor bd = (MethodDescriptor) fFeature; - int hc = bd.getMethod().hashCode(); - if (parameterDescriptors() != null) - hc += parameterDescriptors().hashCode(); - - return hashcode*31 + hc; - } - - public boolean equals(Object obj) { - if (identityTest(obj)) - return true; - - if (!super.equals(obj)) - return false; - - MethodDescriptorEquality oem = (MethodDescriptorEquality) obj; - MethodDescriptor om = (MethodDescriptor) oem.fFeature; - MethodDescriptor fm = (MethodDescriptor) fFeature; - - if (fm.getMethod() != om.getMethod()) - return false; - - if (fParameterDescriptors != null || oem.fParameterDescriptors != null) { - // We are in a Map lookup situation, so one side has listener method equalities, so we will compare that way. - if (parameterDescriptors() == null) - if (((MethodDescriptorEquality) obj).parameterDescriptors() != null) - return false; - else ; - else - if (!parameterDescriptors().equals(((MethodDescriptorEquality) obj).parameterDescriptors())) - return false; - } else { - // We are in the building the list phases, don't waste space building entire list. - ParameterDescriptor[] ours = fm.getParameterDescriptors(); - ParameterDescriptor[] theirs = om.getParameterDescriptors(); - if (ours == theirs) - return true; - else if (ours == null) - if (theirs != null) - return false; - else - ; - else if (theirs == null) - return false; - else if (ours.length != theirs.length) - return false; - else if (ours.length > 0) { - ParameterDescriptorEquality workingOurs = new ParameterDescriptorEquality(); - ParameterDescriptorEquality workingThiers = new ParameterDescriptorEquality(); - for (int i = 0; i < ours.length; i++) { - workingOurs.setFeature(ours[i]); - workingThiers.setFeature(theirs[i]); - if (!workingOurs.equals(workingThiers)) - return false; - } - } - } - - - return true; - } -} |