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-rw-r--r--src/core/lombok/core/AST.java28
-rw-r--r--src/core/lombok/javac/JavacAST.java43
-rw-r--r--src/utils/lombok/eclipse/Eclipse.java41
-rw-r--r--test/core/src/lombok/RunTestsViaEcj.java8
4 files changed, 103 insertions, 17 deletions
diff --git a/src/core/lombok/core/AST.java b/src/core/lombok/core/AST.java
index 30297418..e6721b80 100644
--- a/src/core/lombok/core/AST.java
+++ b/src/core/lombok/core/AST.java
@@ -54,7 +54,7 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
private final String fileName;
private final String packageDeclaration;
private final ImportList imports;
- Map<N, Void> identityDetector = new IdentityHashMap<N, Void>();
+ Map<N, N> identityDetector = new IdentityHashMap<N, N>();
private Map<N, L> nodeMap = new IdentityHashMap<N, L>();
private boolean changed = false;
@@ -105,7 +105,7 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
*/
protected L putInMap(L node) {
nodeMap.put(node.get(), node);
- identityDetector.put(node.get(), null);
+ identityDetector.put(node.get(), node.get());
return node;
}
@@ -117,7 +117,7 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
/** Clears the registry that avoids endless loops, and empties the node map. The existing node map
* object is left untouched, and instead a new map is created. */
protected void clearState() {
- identityDetector = new IdentityHashMap<N, Void>();
+ identityDetector = new IdentityHashMap<N, N>();
nodeMap = new IdentityHashMap<N, L>();
}
@@ -127,9 +127,7 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
* case you should do nothing lest the AST build process loops endlessly.
*/
protected boolean setAndGetAsHandled(N node) {
- if (identityDetector.containsKey(node)) return true;
- identityDetector.put(node, null);
- return false;
+ return identityDetector.put(node, node) != null;
}
public String getFileName() {
@@ -234,14 +232,12 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
}
}
- for (Class<?> statementType : getStatementTypes()) {
- if (statementType.isAssignableFrom(t)) {
- f.setAccessible(true);
- fields.add(new FieldAccess(f, dim));
- break;
- }
+ if (shouldDrill(c, t, f.getName())) {
+ f.setAccessible(true);
+ fields.add(new FieldAccess(f, dim));
}
}
+
getFields(c.getSuperclass(), fields);
}
@@ -258,6 +254,14 @@ public abstract class AST<A extends AST<A, L, N>, L extends LombokNode<A, L, N>,
* though some platforms (such as Eclipse) group these under one common supertype. */
protected abstract Collection<Class<? extends N>> getStatementTypes();
+ protected boolean shouldDrill(Class<?> parentType, Class<?> childType, String fieldName) {
+ for (Class<?> statementType : getStatementTypes()) {
+ if (statementType.isAssignableFrom(childType)) return true;
+ }
+
+ return false;
+ }
+
/**
* buildTree implementation that uses reflection to find all child nodes by way of inspecting
* the fields. */
diff --git a/src/core/lombok/javac/JavacAST.java b/src/core/lombok/javac/JavacAST.java
index 8197dae6..5a91258c 100644
--- a/src/core/lombok/javac/JavacAST.java
+++ b/src/core/lombok/javac/JavacAST.java
@@ -24,6 +24,7 @@ package lombok.javac;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
+import java.util.Collections;
import java.util.List;
import javax.annotation.processing.Messager;
@@ -39,6 +40,7 @@ import com.sun.tools.javac.model.JavacElements;
import com.sun.tools.javac.model.JavacTypes;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.tree.JCTree.JCCatch;
+import com.sun.tools.javac.tree.JCTree.JCTry;
import com.sun.tools.javac.tree.TreeMaker;
import com.sun.tools.javac.tree.JCTree.JCAnnotation;
import com.sun.tools.javac.tree.JCTree.JCBlock;
@@ -224,6 +226,46 @@ public class JavacAST extends AST<JavacAST, JavacNode, JCTree> {
return putInMap(new JavacNode(this, local, childNodes, kind));
}
+ private static boolean JCTRY_RESOURCES_FIELD_INITIALIZED;
+ private static Field JCTRY_RESOURCES_FIELD;
+
+ @SuppressWarnings("unchecked")
+ private static List<JCTree> getResourcesForTryNode(JCTry tryNode) {
+ if (!JCTRY_RESOURCES_FIELD_INITIALIZED) {
+ try {
+ JCTRY_RESOURCES_FIELD = JCTry.class.getField("resources");
+ } catch (NoSuchFieldException ignore) {
+ // Java 1.6 or lower won't have this at all.
+ } catch (Exception ignore) {
+ // Shouldn't happen. Best thing we can do is just carry on and break on try/catch.
+ }
+ JCTRY_RESOURCES_FIELD_INITIALIZED = true;
+ }
+
+ if (JCTRY_RESOURCES_FIELD == null) return Collections.emptyList();
+ Object rv = null;
+ try {
+ rv = JCTRY_RESOURCES_FIELD.get(tryNode);
+ } catch (Exception ignore) {}
+
+ if (rv instanceof List) return (List<JCTree>) rv;
+ return Collections.emptyList();
+ }
+
+ private JavacNode buildTry(JCTry tryNode) {
+ if (setAndGetAsHandled(tryNode)) return null;
+ List<JavacNode> childNodes = new ArrayList<JavacNode>();
+ for (JCTree varDecl : getResourcesForTryNode(tryNode)) {
+ if (varDecl instanceof JCVariableDecl) {
+ addIfNotNull(childNodes, buildLocalVar((JCVariableDecl) varDecl, Kind.LOCAL));
+ }
+ }
+ addIfNotNull(childNodes, buildStatement(tryNode.body));
+ for (JCCatch jcc : tryNode.catchers) addIfNotNull(childNodes, buildTree(jcc, Kind.STATEMENT));
+ addIfNotNull(childNodes, buildStatement(tryNode.finalizer));
+ return putInMap(new JavacNode(this, tryNode, childNodes, Kind.STATEMENT));
+ }
+
private JavacNode buildInitializer(JCBlock initializer) {
if (setAndGetAsHandled(initializer)) return null;
List<JavacNode> childNodes = new ArrayList<JavacNode>();
@@ -265,6 +307,7 @@ public class JavacAST extends AST<JavacAST, JavacNode, JCTree> {
if (statement instanceof JCAnnotation) return null;
if (statement instanceof JCClassDecl) return buildType((JCClassDecl)statement);
if (statement instanceof JCVariableDecl) return buildLocalVar((JCVariableDecl)statement, Kind.LOCAL);
+ if (statement instanceof JCTry) return buildTry((JCTry) statement);
if (setAndGetAsHandled(statement)) return null;
diff --git a/src/utils/lombok/eclipse/Eclipse.java b/src/utils/lombok/eclipse/Eclipse.java
index edfe1536..c2a863d5 100644
--- a/src/utils/lombok/eclipse/Eclipse.java
+++ b/src/utils/lombok/eclipse/Eclipse.java
@@ -37,8 +37,10 @@ import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Literal;
import org.eclipse.jdt.internal.compiler.ast.QualifiedNameReference;
import org.eclipse.jdt.internal.compiler.ast.SingleNameReference;
+import org.eclipse.jdt.internal.compiler.ast.TryStatement;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.ast.TypeReference;
+import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.eclipse.jdt.internal.compiler.lookup.TypeIds;
@@ -180,8 +182,31 @@ public class Eclipse {
return null;
}
- private static int ecjCompilerVersionCached = -1;
+ private static long latestEcjCompilerVersionConstantCached = 0;
+
+ public static long getLatestEcjCompilerVersionConstant() {
+ if (latestEcjCompilerVersionConstantCached != 0) return latestEcjCompilerVersionConstantCached;
+
+ int highestVersionSoFar = 0;
+ for (Field f : ClassFileConstants.class.getDeclaredFields()) {
+ try {
+ if (f.getName().startsWith("JDK1_")) {
+ int thisVersion = Integer.parseInt(f.getName().substring("JDK1_".length()));
+ if (thisVersion > highestVersionSoFar) {
+ highestVersionSoFar = thisVersion;
+ latestEcjCompilerVersionConstantCached = (Long) f.get(null);
+ }
+ }
+ } catch (Exception ignore) {}
+ }
+
+ if (highestVersionSoFar > 6 && !ecjSupportsJava7Features()) {
+ latestEcjCompilerVersionConstantCached = ClassFileConstants.JDK1_6;
+ }
+ return latestEcjCompilerVersionConstantCached;
+ }
+ private static int ecjCompilerVersionCached = -1;
public static int getEcjCompilerVersion() {
if (ecjCompilerVersionCached >= 0) return ecjCompilerVersionCached;
@@ -194,6 +219,20 @@ public class Eclipse {
}
if (ecjCompilerVersionCached < 5) ecjCompilerVersionCached = 5;
+ if (!ecjSupportsJava7Features()) ecjCompilerVersionCached = Math.min(6, ecjCompilerVersionCached);
return ecjCompilerVersionCached;
}
+
+ /**
+ * Certain ECJ versions that only go up to -source 6 report that they support -source 7 and even fail to error when -source 7 is applied.
+ * We detect this and correctly say that no more than -source 6 is supported. (when this is the case, this method returns false).
+ */
+ private static boolean ecjSupportsJava7Features() {
+ try {
+ TryStatement.class.getDeclaredField("resources");
+ return true;
+ } catch (NoSuchFieldException e) {
+ return false;
+ }
+ }
}
diff --git a/test/core/src/lombok/RunTestsViaEcj.java b/test/core/src/lombok/RunTestsViaEcj.java
index ca443620..12f2e252 100644
--- a/test/core/src/lombok/RunTestsViaEcj.java
+++ b/test/core/src/lombok/RunTestsViaEcj.java
@@ -33,6 +33,7 @@ import java.util.Locale;
import java.util.Map;
import java.util.concurrent.atomic.AtomicReference;
+import lombok.eclipse.Eclipse;
import lombok.javac.CapturingDiagnosticListener.CompilerMessage;
import org.eclipse.jdt.core.compiler.CategorizedProblem;
@@ -43,7 +44,6 @@ import org.eclipse.jdt.internal.compiler.IErrorHandlingPolicy;
import org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration;
import org.eclipse.jdt.internal.compiler.batch.CompilationUnit;
import org.eclipse.jdt.internal.compiler.batch.FileSystem;
-import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.env.ICompilationUnit;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.eclipse.jdt.internal.compiler.problem.DefaultProblemFactory;
@@ -51,9 +51,9 @@ import org.eclipse.jdt.internal.compiler.problem.DefaultProblemFactory;
public class RunTestsViaEcj extends AbstractRunTests {
protected CompilerOptions ecjCompilerOptions() {
CompilerOptions options = new CompilerOptions();
- options.complianceLevel = ClassFileConstants.JDK1_6;
- options.sourceLevel = ClassFileConstants.JDK1_6;
- options.targetJDK = ClassFileConstants.JDK1_6;
+ options.complianceLevel = Eclipse.getLatestEcjCompilerVersionConstant();
+ options.sourceLevel = Eclipse.getLatestEcjCompilerVersionConstant();
+ options.targetJDK = Eclipse.getLatestEcjCompilerVersionConstant();
options.parseLiteralExpressionsAsConstants = true;
options.inlineJsrBytecode = true;
options.reportUnusedDeclaredThrownExceptionExemptExceptionAndThrowable = false;