| /******************************************************************************* |
| * Copyright (c) 2000, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Jesper Steen Møller <jesper@selskabet.org> - Bug 430839 |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.debug.core.model; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.jdt.debug.core.IJavaClassType; |
| import org.eclipse.jdt.debug.core.IJavaInterfaceType; |
| import org.eclipse.jdt.debug.core.IJavaThread; |
| import org.eclipse.jdt.debug.core.IJavaValue; |
| |
| import com.ibm.icu.text.MessageFormat; |
| import com.sun.jdi.ClassType; |
| import com.sun.jdi.InterfaceType; |
| import com.sun.jdi.Method; |
| import com.sun.jdi.Value; |
| |
| /** |
| * The interface of an object in a debug target. |
| */ |
| public class JDIInterfaceType extends JDIReferenceType implements |
| IJavaInterfaceType { |
| |
| /** |
| * Constructs a new interface type on the given target referencing the |
| * specified interface type. |
| */ |
| public JDIInterfaceType(JDIDebugTarget target, InterfaceType type) { |
| super(target, type); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.debug.core.IJavaInterfaceType#getImplementors() |
| */ |
| @Override |
| public IJavaClassType[] getImplementors() throws DebugException { |
| try { |
| List<ClassType> implementorList = ((InterfaceType) getUnderlyingType()) |
| .implementors(); |
| List<JDIType> javaClassTypeList = new ArrayList<>(implementorList.size()); |
| Iterator<ClassType> iterator = implementorList.iterator(); |
| while (iterator.hasNext()) { |
| ClassType classType = iterator.next(); |
| if (classType != null) { |
| javaClassTypeList.add(JDIType.createType( |
| getJavaDebugTarget(), classType)); |
| } |
| } |
| IJavaClassType[] javaClassTypeArray = new IJavaClassType[javaClassTypeList |
| .size()]; |
| javaClassTypeArray = javaClassTypeList |
| .toArray(javaClassTypeArray); |
| return javaClassTypeArray; |
| } catch (RuntimeException re) { |
| targetRequestFailed( |
| MessageFormat.format( |
| JDIDebugModelMessages.JDIClassType_exception_while_retrieving_superclass, |
| re.toString()), re); |
| } |
| return new IJavaClassType[0]; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.debug.core.IJavaInterfaceType#getSubInterfaces() |
| */ |
| @Override |
| public IJavaInterfaceType[] getSubInterfaces() throws DebugException { |
| try { |
| List<InterfaceType> subList = ((InterfaceType) getUnderlyingType()) |
| .subinterfaces(); |
| List<JDIType> javaInterfaceTypeList = new ArrayList<>(subList.size()); |
| Iterator<InterfaceType> iterator = subList.iterator(); |
| while (iterator.hasNext()) { |
| InterfaceType interfaceType = iterator.next(); |
| if (interfaceType != null) { |
| javaInterfaceTypeList.add(JDIType.createType( |
| getJavaDebugTarget(), interfaceType)); |
| } |
| } |
| IJavaInterfaceType[] javaInterfaceTypeArray = new IJavaInterfaceType[javaInterfaceTypeList |
| .size()]; |
| javaInterfaceTypeArray = javaInterfaceTypeList |
| .toArray(javaInterfaceTypeArray); |
| return javaInterfaceTypeArray; |
| } catch (RuntimeException re) { |
| targetRequestFailed( |
| MessageFormat.format( |
| JDIDebugModelMessages.JDIClassType_exception_while_retrieving_superclass, |
| re.toString()), re); |
| } |
| return new IJavaInterfaceType[0]; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.debug.core.IJavaInterfaceType#getSuperInterfaces() |
| */ |
| @Override |
| public IJavaInterfaceType[] getSuperInterfaces() throws DebugException { |
| try { |
| List<InterfaceType> superList = ((InterfaceType) getUnderlyingType()) |
| .superinterfaces(); |
| List<JDIType> javaInterfaceTypeList = new ArrayList<>(superList.size()); |
| Iterator<InterfaceType> iterator = superList.iterator(); |
| while (iterator.hasNext()) { |
| InterfaceType interfaceType = iterator.next(); |
| if (interfaceType != null) { |
| javaInterfaceTypeList.add(JDIType.createType( |
| getJavaDebugTarget(), interfaceType)); |
| } |
| } |
| IJavaInterfaceType[] javaInterfaceTypeArray = new IJavaInterfaceType[javaInterfaceTypeList |
| .size()]; |
| javaInterfaceTypeArray = javaInterfaceTypeList |
| .toArray(javaInterfaceTypeArray); |
| return javaInterfaceTypeArray; |
| } catch (RuntimeException re) { |
| targetRequestFailed( |
| MessageFormat.format( |
| JDIDebugModelMessages.JDIClassType_exception_while_retrieving_superclass, |
| re.toString()), re); |
| } |
| return new IJavaInterfaceType[0]; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see |
| * org.eclipse.jdt.debug.core.IJavaInterfaceType#sendMessage(java.lang.String, |
| * java.lang.String, org.eclipse.jdt.debug.core.IJavaValue[], |
| * org.eclipse.jdt.debug.core.IJavaThread) |
| */ |
| @Override |
| public IJavaValue sendMessage(String selector, String signature, |
| IJavaValue[] args, IJavaThread thread) throws DebugException { |
| if (getUnderlyingType() instanceof InterfaceType) { |
| InterfaceType iface = (InterfaceType) getUnderlyingType(); |
| JDIThread javaThread = (JDIThread) thread; |
| List<Value> arguments = convertArguments(args); |
| Method method = null; |
| try { |
| List<Method> methods = iface.methodsByName(selector, signature); |
| if (methods.isEmpty()) { |
| requestFailed( |
| MessageFormat.format( |
| JDIDebugModelMessages.JDIClassType_Type_does_not_implement_selector, |
| selector, signature), null); |
| } else { |
| method = methods.get(0); |
| } |
| } catch (RuntimeException e) { |
| targetRequestFailed( |
| MessageFormat.format( |
| JDIDebugModelMessages.JDIClassType_exception_while_performing_method_lookup_for_selector, |
| e.toString(), selector, signature), e); |
| } |
| Value result = javaThread.invokeMethod(iface, method, arguments); |
| return JDIValue.createValue(getJavaDebugTarget(), result); |
| } |
| requestFailed( |
| JDIDebugModelMessages.JDIClassType_Type_is_not_a_class_type, |
| null); |
| // execution will not fall through to here, |
| // as #requestFailed will throw an exception |
| return null; |
| } |
| |
| } |