| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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.jdt.debug.core; |
| |
| |
| import org.eclipse.debug.core.DebugException; |
| |
| /** |
| * A value referencing an object on a target VM. |
| * <p> |
| * Clients are not intended to implement this interface. |
| * </p> |
| * @see IJavaValue |
| * @since 2.0 |
| */ |
| public interface IJavaObject extends IJavaValue { |
| |
| /** |
| * Returns the result of sending the specified message to this object |
| * with the given arguments in the specified thread. The given |
| * thread is resumed to perform the method invocation. The thread will suspend |
| * in its original location when the method invocation is complete. This |
| * method does not return until the method invocation is complete. |
| * Invoking a method in the target VM can result in breakpoints being |
| * hit, infinite loops, and deadlock. |
| * |
| * @param selector the selector of the method to be invoked |
| * @param signature the JNI style signature of the method to be invoked |
| * @param args the arguments of the method, which can be |
| * <code>null</code> or empty if there are none |
| * @param thread the thread in which to invoke the method |
| * @param superSend <code>true</code> if the method lookup should |
| * begin in this object's superclass |
| * @return the result of invoking the method |
| * @exception DebugException if this method fails. Reasons include:<ul> |
| * <li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| * <li>This object does not implement the specified method</li> |
| * <li>An exception occurs while invoking the specified method</li> |
| * <li>The given thread is already performing a message send, |
| * (status code <code>IJavaThread.ERR_NESTED_METHOD_INVOCATION</code>)</li> |
| * <li>The given thread is not currently suspended |
| * (status code <code>IJavaThread.ERR_THREAD_NOT_SUSPENDED</code>)</li> |
| * <li>The given thread was explicitly suspended |
| * (status code <code>IJavaThread.ERR_INCOMPATIBLE_THREAD_STATE</code>)</li> |
| * </ul> |
| */ |
| public IJavaValue sendMessage(String selector, String signature, IJavaValue[] args, IJavaThread thread, boolean superSend) throws DebugException; |
| /** |
| * Returns the result of sending the specified message on the specified declaring type |
| * to this object with the given arguments in the specified thread. The given |
| * thread is resumed to perform the method invocation. The thread will suspend |
| * in its original location when the method invocation is complete. This |
| * method does not return until the method invocation is complete. |
| * Invoking a method in the target VM can result in breakpoints being |
| * hit, infinite loops, and deadlock. |
| * |
| * @param selector the selector of the method to be invoked |
| * @param signature the JNI style signature of the method to be invoked |
| * @param args the arguments of the method, which can be |
| * <code>null</code> or empty if there are none |
| * @param thread the thread in which to invoke the method |
| * @param typeSignature the signature of the type in which the method |
| * is defined or <code>null</code> if the method should be invoked normally using |
| * polymorphism |
| * @return the result of invoking the method |
| * @exception DebugException if this method fails. Reasons include:<ul> |
| * <li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| * <li>This object does not implement the specified method</li> |
| * <li>An exception occurs while invoking the specified method</li> |
| * <li>The given thread is already performing a message send, |
| * (status code <code>IJavaThread.ERR_NESTED_METHOD_INVOCATION</code>)</li> |
| * <li>The given thread is not currently suspended |
| * (status code <code>IJavaThread.ERR_THREAD_NOT_SUSPENDED</code>)</li> |
| * <li>The given thread was explicitly suspended |
| * (status code <code>IJavaThread.ERR_INCOMPATIBLE_THREAD_STATE</code>)</li> |
| * </ul> |
| * @since 2.0.1 |
| */ |
| public IJavaValue sendMessage(String selector, String signature, IJavaValue[] args, IJavaThread thread, String typeSignature) throws DebugException; |
| /** |
| * Returns a variable representing the field in this object |
| * with the given name, or <code>null</code> if there is no |
| * field with the given name, or the name is ambiguous. |
| * |
| * @param name field name |
| * @param superField whether or not to get the field in the superclass |
| * of this objects. |
| * @return the variable representing the field, or <code>null</code> |
| * @exception DebugException if this method fails. Reasons include: |
| * <ul><li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| */ |
| public IJavaFieldVariable getField(String name, boolean superField) throws DebugException; |
| /** |
| * Returns a variable representing the field in this object |
| * with the given name declared in the type with the given |
| * signature, or <code>null</code> if there is no |
| * field with the given name, or the name is ambiguous. |
| * |
| * @param name field name |
| * @param typeSignature the signature of the type in which the field |
| * is defined |
| * @return the variable representing the field, or <code>null</code> |
| * @exception DebugException if this method fails. Reasons include: |
| * <ul><li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| */ |
| public IJavaFieldVariable getField(String name, String typeSignature) throws DebugException; |
| |
| /** |
| * Returns the threads waiting for the monitor associated to this object, or |
| * <code>null</code> if no thread is waiting for the monitor. |
| * |
| * @return the thread waiting for the monitor, or <code>null</code>. |
| * @exception DebugException if this method fails. Reasons include: |
| * <ul><li>The VM is not able to retrieve the monitor information</li> |
| * <li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li></ul> |
| * @since 3.1 |
| */ |
| public IJavaThread[] getWaitingThreads() throws DebugException; |
| |
| /** |
| * Returns the threads which owns for the monitor associated to this object, or |
| * <code>null</code> if no thread owns the monitor. |
| * |
| * @return the thread which owns the monitor, or <code>null</code>. |
| * @exception DebugException if this method fails. Reasons include: |
| * <ul><li>The VM is not able to retrieve the monitor information</li> |
| * <li>Failure communicating with the VM. The DebugException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li></ul> |
| * @since 3.1 |
| */ |
| public IJavaThread getOwningThread() throws DebugException; |
| } |
| |
| |