| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.core; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| |
| /** |
| * Common protocol for Java elements that support source code assist and code |
| * resolve. |
| * |
| * @noimplement This interface is not intended to be implemented by clients. |
| */ |
| public interface ICodeAssist { |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @deprecated Use {@link #codeComplete(int, ICompletionRequestor)} instead. |
| */ |
| void codeComplete(int offset, ICodeCompletionRequestor requestor) |
| throws JavaModelException; |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 2.0 |
| * @deprecated Use {@link #codeComplete(int, CompletionRequestor)} instead. |
| */ |
| void codeComplete(int offset, ICompletionRequestor requestor) |
| throws JavaModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * <p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 3.0 |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor) |
| throws JavaModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * <p> |
| * <p> |
| * If {@link IProgressMonitor} is not <code>null</code> then some proposals which |
| * can be very long to compute are proposed. To avoid that the code assist operation |
| * take too much time a {@link IProgressMonitor} which automatically cancel the code |
| * assist operation when a specified amount of time is reached could be used. |
| * |
| * <pre> |
| * new IProgressMonitor() { |
| * private final static int TIMEOUT = 500; //ms |
| * private long endTime; |
| * public void beginTask(String name, int totalWork) { |
| * fEndTime= System.currentTimeMillis() + TIMEOUT; |
| * } |
| * public boolean isCanceled() { |
| * return endTime <= System.currentTimeMillis(); |
| * } |
| * ... |
| * }; |
| * </pre> |
| * <p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @param monitor the progress monitor used to report progress |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 3.5 |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor, IProgressMonitor monitor) |
| throws JavaModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original compilation units |
| * in the workspace. |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original compilation |
| * unit had been deleted. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @param owner the owner of working copies that take precedence over their original compilation units |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 3.0 |
| * @deprecated Use {@link #codeComplete(int, CompletionRequestor, WorkingCopyOwner)} instead. |
| */ |
| void codeComplete(int offset, ICompletionRequestor requestor, WorkingCopyOwner owner) |
| throws JavaModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original compilation units |
| * in the workspace. |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original compilation |
| * unit had been deleted. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @param owner the owner of working copies that take precedence over their original compilation units |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 3.0 |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor, WorkingCopyOwner owner) |
| throws JavaModelException; |
| |
| /** |
| * Performs code completion at the given offset position in this compilation unit, |
| * reporting results to the given completion requestor. The <code>offset</code> |
| * is the 0-based index of the character, after which code assist is desired. |
| * An <code>offset</code> of -1 indicates to code assist at the beginning of this |
| * compilation unit. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original compilation units |
| * in the workspace. |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original compilation |
| * unit had been deleted. |
| * </p> |
| * <p> |
| * If {@link IProgressMonitor} is not <code>null</code> then some proposals which |
| * can be very long to compute are proposed. To avoid that the code assist operation |
| * take too much time a {@link IProgressMonitor} which automatically cancel the code |
| * assist operation when a specified amount of time is reached could be used. |
| * |
| * <pre> |
| * new IProgressMonitor() { |
| * private final static int TIMEOUT = 500; //ms |
| * private long endTime; |
| * public void beginTask(String name, int totalWork) { |
| * fEndTime= System.currentTimeMillis() + TIMEOUT; |
| * } |
| * public boolean isCanceled() { |
| * return endTime <= System.currentTimeMillis(); |
| * } |
| * ... |
| * }; |
| * </pre> |
| * <p> |
| * |
| * @param offset the given offset position |
| * @param requestor the given completion requestor |
| * @param owner the owner of working copies that take precedence over their original compilation units |
| * @param monitor the progress monitor used to report progress |
| * @exception JavaModelException if code assist could not be performed. Reasons include:<ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The position specified is < -1 or is greater than this compilation unit's |
| * source length (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| * @exception IllegalArgumentException if <code>requestor</code> is <code>null</code> |
| * @since 3.5 |
| */ |
| void codeComplete(int offset, CompletionRequestor requestor, WorkingCopyOwner owner, IProgressMonitor monitor) |
| throws JavaModelException; |
| |
| /** |
| * Returns the Java elements corresponding to the given selected text in this compilation unit. |
| * The <code>offset</code> is the 0-based index of the first selected character. |
| * The <code>length</code> is the number of selected characters. |
| * <p> |
| * Note that if the <code>length</code> is 0 and the <code>offset</code> is inside an identifier |
| * or the index just after an identifier then this identifier is considered as the selection. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param length the number of selected characters |
| * @return the Java elements corresponding to the given selected text |
| * |
| * @exception JavaModelException if code resolve could not be performed. Reasons include: |
| * <ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The range specified is not within this element's |
| * source range (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * |
| */ |
| IJavaElement[] codeSelect(int offset, int length) throws JavaModelException; |
| /** |
| * Returns the Java elements corresponding to the given selected text in this compilation unit. |
| * The <code>offset</code> is the 0-based index of the first selected character. |
| * The <code>length</code> is the number of selected characters. |
| * It considers types in the working copies with the given owner first. In other words, |
| * the owner's working copies will take precedence over their original compilation units |
| * in the workspace. |
| * <p> |
| * Note that if the <code>length</code> is 0 and the <code>offset</code> is inside an identifier |
| * or the index just after an identifier then this identifier is considered as the selection. |
| * </p> |
| * <p> |
| * Note that if a working copy is empty, it will be as if the original compilation |
| * unit had been deleted. |
| * </p> |
| * |
| * @param offset the given offset position |
| * @param length the number of selected characters |
| * @param owner the owner of working copies that take precedence over their original compilation units |
| * @return the Java elements corresponding to the given selected text |
| * |
| * @exception JavaModelException if code resolve could not be performed. Reasons include: |
| * <ul> |
| * <li>This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li> |
| * <li> The range specified is not within this element's |
| * source range (INDEX_OUT_OF_BOUNDS) |
| * </ul> |
| * @since 3.0 |
| */ |
| IJavaElement[] codeSelect(int offset, int length, WorkingCopyOwner owner) throws JavaModelException; |
| } |