1 /******************************************************************************* 2 * Copyright (c) 2000, 2019 IBM Corporation and others. 3 * 4 * This program and the accompanying materials 5 * are made available under the terms of the Eclipse Public License 2.0 6 * which accompanies this distribution, and is available at 7 * https://www.eclipse.org/legal/epl-2.0/ 8 * 9 * SPDX-License-Identifier: EPL-2.0 10 * 11 * Contributors: 12 * IBM Corporation - initial API and implementation 13 * Red Hat Inc. - modified to use PotentialProgrammingProblemsFixCore 14 *******************************************************************************/ 15 package org.eclipse.jdt.internal.corext.fix; 16 17 import java.util.ArrayList; 18 import java.util.List; 19 20 import org.eclipse.core.runtime.CoreException; 21 import org.eclipse.core.runtime.IProgressMonitor; 22 23 import org.eclipse.ltk.core.refactoring.RefactoringStatus; 24 25 import org.eclipse.jdt.core.ICompilationUnit; 26 import org.eclipse.jdt.core.IJavaProject; 27 import org.eclipse.jdt.core.compiler.IProblem; 28 import org.eclipse.jdt.core.dom.ASTNode; 29 import org.eclipse.jdt.core.dom.CompilationUnit; 30 import org.eclipse.jdt.core.dom.ITypeBinding; 31 import org.eclipse.jdt.core.dom.SimpleName; 32 33 import org.eclipse.jdt.ui.cleanup.ICleanUpFix; 34 import org.eclipse.jdt.ui.text.java.IProblemLocation; 35 36 import org.eclipse.jdt.internal.ui.text.correction.ProblemLocation; 37 import org.eclipse.jdt.internal.ui.text.correction.ProblemLocationCore; 38 import org.eclipse.jdt.internal.ui.text.correction.SerialVersionHashOperationCore; 39 40 41 public class PotentialProgrammingProblemsFix extends CompilationUnitRewriteOperationsFix { 42 43 private static PotentialProgrammingProblemsFixCore.ISerialVersionFixContext fCurrentContext; 44 createMissingSerialVersionFixes(CompilationUnit compilationUnit, IProblemLocation problem)45 public static IProposableFix[] createMissingSerialVersionFixes(CompilationUnit compilationUnit, IProblemLocation problem) { 46 if (problem.getProblemId() != IProblem.MissingSerialVersion) 47 return null; 48 49 final ICompilationUnit unit= (ICompilationUnit)compilationUnit.getJavaElement(); 50 if (unit == null) 51 return null; 52 53 final SimpleName simpleName= PotentialProgrammingProblemsFixCore.getSelectedName(compilationUnit, (ProblemLocationCore)problem); 54 if (simpleName == null) 55 return null; 56 57 ASTNode declaringNode= PotentialProgrammingProblemsFixCore.getDeclarationNode(simpleName); 58 if (declaringNode == null) 59 return null; 60 61 SerialVersionDefaultOperationCore defop= new SerialVersionDefaultOperationCore(unit, new ASTNode[] {declaringNode}); 62 IProposableFix fix1= new PotentialProgrammingProblemsFix(FixMessages.Java50Fix_SerialVersion_default_description, compilationUnit, new CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation[] {defop}); 63 64 SerialVersionHashOperationCore hashop= new SerialVersionHashOperationCore(unit, new ASTNode[] {declaringNode}); 65 IProposableFix fix2= new PotentialProgrammingProblemsFix(FixMessages.Java50Fix_SerialVersion_hash_description, compilationUnit, new CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation[] {hashop}); 66 67 return new IProposableFix[] {fix1, fix2}; 68 } 69 checkPreConditions(IJavaProject project, ICompilationUnit[] compilationUnits, IProgressMonitor monitor, boolean calculatedId, boolean defaultId, boolean randomId)70 public static RefactoringStatus checkPreConditions(IJavaProject project, ICompilationUnit[] compilationUnits, IProgressMonitor monitor, 71 boolean calculatedId, 72 boolean defaultId, 73 boolean randomId) throws CoreException { 74 75 return PotentialProgrammingProblemsFixCore.checkPreConditions(project, compilationUnits, monitor, calculatedId, defaultId, randomId); 76 } 77 checkPostConditions(IProgressMonitor monitor)78 public static RefactoringStatus checkPostConditions(IProgressMonitor monitor) { 79 return PotentialProgrammingProblemsFixCore.checkPostConditions(monitor); 80 } 81 createCleanUp(CompilationUnit compilationUnit, boolean addSerialVersionIds)82 public static ICleanUpFix createCleanUp(CompilationUnit compilationUnit, boolean addSerialVersionIds) { 83 84 IProblem[] problems= compilationUnit.getProblems(); 85 IProblemLocation[] locations= new IProblemLocation[problems.length]; 86 for (int i= 0; i < problems.length; i++) { 87 locations[i]= new ProblemLocation(problems[i]); 88 } 89 return createCleanUp(compilationUnit, locations, addSerialVersionIds); 90 } 91 createCleanUp(CompilationUnit compilationUnit, IProblemLocation[] problems, boolean addSerialVersionIds)92 public static ICleanUpFix createCleanUp(CompilationUnit compilationUnit, IProblemLocation[] problems, boolean addSerialVersionIds) { 93 if (addSerialVersionIds) { 94 95 final ICompilationUnit unit= (ICompilationUnit)compilationUnit.getJavaElement(); 96 if (unit == null) 97 return null; 98 99 List<ASTNode> declarationNodes= new ArrayList<>(); 100 for (IProblemLocation problem : problems) { 101 if (problem.getProblemId() == IProblem.MissingSerialVersion) { 102 final SimpleName simpleName= PotentialProgrammingProblemsFixCore.getSelectedName(compilationUnit, (ProblemLocationCore)problem); 103 if (simpleName != null) { 104 ASTNode declarationNode= PotentialProgrammingProblemsFixCore.getDeclarationNode(simpleName); 105 if (declarationNode != null) { 106 declarationNodes.add(declarationNode); 107 } 108 } 109 } 110 } 111 if (declarationNodes.isEmpty()) 112 return null; 113 114 for (ASTNode declarationNode : declarationNodes) { 115 ITypeBinding binding= PotentialProgrammingProblemsFixCore.getTypeBinding(declarationNode); 116 if (fCurrentContext.getSerialVersionId(binding) != null) { 117 PotentialProgrammingProblemsFixCore.SerialVersionHashBatchOperation op= new PotentialProgrammingProblemsFixCore.SerialVersionHashBatchOperation(unit, declarationNodes.toArray(new ASTNode[declarationNodes.size()]), fCurrentContext); 118 return new PotentialProgrammingProblemsFix(FixMessages.PotentialProgrammingProblemsFix_add_id_change_name, compilationUnit, new CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation[] {op}); 119 } 120 } 121 } 122 return null; 123 } 124 PotentialProgrammingProblemsFix(String name, CompilationUnit compilationUnit, CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation[] fixRewriteOperations)125 protected PotentialProgrammingProblemsFix(String name, CompilationUnit compilationUnit, CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation[] fixRewriteOperations) { 126 super(name, compilationUnit, fixRewriteOperations); 127 } 128 }