| /******************************************************************************* |
| * Copyright (c) 2000, 2019 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 |
| *******************************************************************************/ |
| package org.eclipse.jdt.debug.core; |
| |
| import org.eclipse.debug.core.DebugException; |
| |
| /** |
| * Represents the type of an object in a virtual machine - including classes, |
| * interfaces and array types. |
| * |
| * @since 3.0 |
| * @noimplement This interface is not intended to be implemented by clients. |
| * @noextend This interface is not intended to be extended by clients. |
| */ |
| public interface IJavaReferenceType extends IJavaType { |
| |
| /** |
| * Returns a variable representing the static field in this type 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 |
| * @return the variable representing the static 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> |
| * </ul> |
| */ |
| public IJavaFieldVariable getField(String name) throws DebugException; |
| |
| /** |
| * Returns the class object associated with this type. |
| * |
| * @return the class object associated with this type |
| * @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> |
| * </ul> |
| */ |
| public IJavaClassObject getClassObject() throws DebugException; |
| |
| /** |
| * Returns a collection of strata available for this type. |
| * |
| * @return a collection of strata available for this type |
| * @throws DebugException |
| * if unable to retrieve available strata |
| */ |
| public String[] getAvailableStrata() throws DebugException; |
| |
| /** |
| * Returns the default stratum for this type. |
| * |
| * @return the default stratum for this type |
| * @throws DebugException |
| * if unable to retrieve the default stratum |
| */ |
| public String getDefaultStratum() throws DebugException; |
| |
| /** |
| * Returns a collection of the names of the fields declared in this type. |
| * |
| * @return a collection of the names of the field declared in this type |
| * @throws DebugException |
| * if unable to retrieve declared field names |
| */ |
| public String[] getDeclaredFieldNames() throws DebugException; |
| |
| /** |
| * Returns a collection of the names of all of the fields declared in this |
| * type, all of its super classes, implemented interfaces and super |
| * interfaces. |
| * |
| * @return a collection of the names of all of the fields declared in this |
| * type, all of its super classes, implemented interfaces and super |
| * interfaces |
| * @throws DebugException |
| * if unable to retrieve field names |
| */ |
| public String[] getAllFieldNames() throws DebugException; |
| |
| /** |
| * Returns the class loader object that loaded the class corresponding to |
| * this type, or <code>null</code> if this type was loaded by the bootstrap |
| * loader. |
| * |
| * @return the class loader object that loaded the class corresponding to |
| * this type or <code>null</code> |
| * @throws DebugException |
| * if unable to get the class loader |
| * @since 3.1 |
| */ |
| public IJavaObject getClassLoaderObject() throws DebugException; |
| |
| /** |
| * Returns the generic signature as defined in the JVM specification for this type. Returns <code>null</code> if this type is not a generic type. |
| * |
| * @return signature, or <code>null</code> if generic signature not available |
| * @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> |
| * </ul> |
| * @since 3.1 |
| */ |
| public String getGenericSignature() throws DebugException; |
| |
| /** |
| * Returns the unqualified name of the source file corresponding to this |
| * type, or <code>null</code> if source name debug attribute is not present. |
| * The source name returned is based on this target's default stratum. |
| * |
| * @return unqualified source file name or <code>null</code> |
| * @throws DebugException |
| * if an exception occurs retrieving the source name |
| * @since 3.2 |
| */ |
| public String getSourceName() throws DebugException; |
| |
| /** |
| * Returns the unqualified names of the source files corresponding to this |
| * type in the specified stratum, or <code>null</code> if the source name |
| * debug attribute is not present. |
| * |
| * @param stratum |
| * stratum identifier or <code>null</code> to use this type's |
| * default stratum |
| * @return unqualified source file names or <code>null</code> |
| * @throws DebugException |
| * if an exception occurs retrieving the source name |
| * @since 3.2 |
| */ |
| public String[] getSourceNames(String stratum) throws DebugException; |
| |
| /** |
| * Returns the qualified names of the source files corresponding to this |
| * type in the specified stratum, or <code>null</code> if the source name |
| * debug attribute is not present. |
| * |
| * @param stratum |
| * stratum identifier or <code>null</code> to use this type's |
| * default stratum |
| * @return qualified source file names or <code>null</code> |
| * @throws DebugException |
| * if an exception occurs retrieving the source name |
| * @since 3.2 |
| */ |
| public String[] getSourcePaths(String stratum) throws DebugException; |
| |
| /** |
| * Retrieves and returns instances of this reference type. |
| * |
| * @param max |
| * the maximum number of instances to retrieve or 0 to retrieve |
| * all instances |
| * @return instances of this reference type |
| * @throws DebugException |
| * on failure |
| * @since 3.3 |
| */ |
| public IJavaObject[] getInstances(long max) throws DebugException; |
| |
| /** |
| * Returns the number of instances of this type currently allocated in the |
| * target virtual machine, or -1 if instance counts are not supported by the |
| * target. |
| * |
| * @return number of instances of this type, or -1 if unsupported |
| * @throws DebugException |
| * on failure |
| * @since 3.6 |
| */ |
| public long getInstanceCount() throws DebugException; |
| |
| } |