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1
11 package org.eclipse.jdt.internal.corext.refactoring.changes;
12
13 import org.eclipse.core.resources.mapping.ResourceMapping;
14
15 import org.eclipse.core.runtime.CoreException;
16 import org.eclipse.core.runtime.IProgressMonitor;
17 import org.eclipse.core.runtime.OperationCanceledException;
18 import org.eclipse.core.runtime.SubProgressMonitor;
19
20
21 import org.eclipse.ltk.core.refactoring.Change;
22 import org.eclipse.ltk.core.refactoring.participants.ReorgExecutionLog;
23
24 import org.eclipse.jdt.core.ICompilationUnit;
25 import org.eclipse.jdt.core.IPackageFragment;
26 import org.eclipse.jdt.core.JavaCore;
27
28 import org.eclipse.jdt.internal.corext.refactoring.RefactoringCoreMessages;
29 import org.eclipse.jdt.internal.corext.refactoring.base.JDTChange;
30 import org.eclipse.jdt.internal.corext.refactoring.reorg.INewNameQuery;
31 import org.eclipse.jdt.internal.corext.util.JavaElementResourceMapping;
32
33 abstract class CompilationUnitReorgChange extends JDTChange {
34
35 private String  fCuHandle;
36 private String fOldPackageHandle;
37 private String fNewPackageHandle;
38
39 private INewNameQuery fNewNameQuery;
40
41 CompilationUnitReorgChange(ICompilationUnit cu, IPackageFragment dest, INewNameQuery newNameQuery) {
42 fCuHandle= cu.getHandleIdentifier();
43 fNewPackageHandle= dest.getHandleIdentifier();
44 fNewNameQuery= newNameQuery;
45 fOldPackageHandle= cu.getParent().getHandleIdentifier();
46 }
47
48 CompilationUnitReorgChange(ICompilationUnit cu, IPackageFragment dest) {
49 this(cu, dest, null);
50 }
51
52 CompilationUnitReorgChange(String oldPackageHandle, String newPackageHandle, String cuHandle) {
53 fOldPackageHandle= oldPackageHandle;
54 fNewPackageHandle= newPackageHandle;
55 fCuHandle= cuHandle;
56 }
57
58 public final Change perform(IProgressMonitor pm) throws CoreException, OperationCanceledException {
59 pm.beginTask(getName(), 1);
60 try {
61 ICompilationUnit unit= getCu();
62 ResourceMapping mapping= JavaElementResourceMapping.create(unit);
63 Change result= doPerformReorg(new SubProgressMonitor(pm, 1));
64 markAsExecuted(unit, mapping);
65 return result;
66 } finally {
67 pm.done();
68 }
69 }
70
71 abstract Change doPerformReorg(IProgressMonitor pm) throws CoreException, OperationCanceledException;
72
73 public Object getModifiedElement() {
74 return getCu();
75 }
76
77 ICompilationUnit getCu() {
78 return (ICompilationUnit)JavaCore.create(fCuHandle);
79 }
80
81 IPackageFragment getOldPackage() {
82 return (IPackageFragment)JavaCore.create(fOldPackageHandle);
83 }
84
85 IPackageFragment getDestinationPackage() {
86 return (IPackageFragment)JavaCore.create(fNewPackageHandle);
87 }
88
89 String getNewName() throws OperationCanceledException {
90 if (fNewNameQuery == null)
91 return null;
92 return fNewNameQuery.getNewName();
93 }
94
95 static String getPackageName(IPackageFragment pack) {
96 if (pack.isDefaultPackage())
97 return RefactoringCoreMessages.MoveCompilationUnitChange_default_package;
98 else
99 return pack.getElementName();
100 }
101
102 private void markAsExecuted(ICompilationUnit unit, ResourceMapping mapping) {
103 ReorgExecutionLog log= (ReorgExecutionLog)getAdapter(ReorgExecutionLog.class);
104 if (log != null) {
105 log.markAsProcessed(unit);
106 log.markAsProcessed(mapping);
107 }
108 }
109 }
110 |
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