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-rw-r--r--org.aspectj.matcher/src/org/aspectj/weaver/WeaverMessages.java11
-rw-r--r--org.aspectj.matcher/src/org/aspectj/weaver/WeaverStateInfo.java33
-rw-r--r--org.aspectj.matcher/src/org/aspectj/weaver/weaver-messages.properties1
3 files changed, 36 insertions, 9 deletions
diff --git a/org.aspectj.matcher/src/org/aspectj/weaver/WeaverMessages.java b/org.aspectj.matcher/src/org/aspectj/weaver/WeaverMessages.java
index 736220cd2..5a64a77e8 100644
--- a/org.aspectj.matcher/src/org/aspectj/weaver/WeaverMessages.java
+++ b/org.aspectj.matcher/src/org/aspectj/weaver/WeaverMessages.java
@@ -1,18 +1,19 @@
/*******************************************************************************
- * Copyright (c) 2004 IBM Corporation and others.
+ * Copyright (c) 2004-2019 Contributors
* 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.aspectj.weaver;
import java.text.MessageFormat;
import java.util.ResourceBundle;
+/**
+ * @author Andy Clement
+ * @author IBM
+ */
public class WeaverMessages {
private static ResourceBundle bundle = ResourceBundle.getBundle("org.aspectj.weaver.weaver-messages");
@@ -183,6 +184,8 @@ public class WeaverMessages {
public static final String HAS_MEMBER_NOT_ENABLED = "hasMemberNotEnabled";
+ public static final String MUST_KEEP_OVERWEAVING_ONCE_START = "mustKeepOverweavingOnceStart";
+
// @AspectJ
public static final String RETURNING_FORMAL_NOT_DECLARED_IN_ADVICE = "returningFormalNotDeclaredInAdvice";
public static final String THROWN_FORMAL_NOT_DECLARED_IN_ADVICE = "thrownFormalNotDeclaredInAdvice";
diff --git a/org.aspectj.matcher/src/org/aspectj/weaver/WeaverStateInfo.java b/org.aspectj.matcher/src/org/aspectj/weaver/WeaverStateInfo.java
index b9fc99da8..f0dcbf270 100644
--- a/org.aspectj.matcher/src/org/aspectj/weaver/WeaverStateInfo.java
+++ b/org.aspectj.matcher/src/org/aspectj/weaver/WeaverStateInfo.java
@@ -1,5 +1,5 @@
/* *******************************************************************
- * Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
+ * Copyright (c) 2002-2019 Palo Alto Research Center, Incorporated (PARC).
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v1.0
@@ -38,6 +38,8 @@ import org.aspectj.weaver.AjAttribute.WeaverVersionInfo;
* themselves If we are reweavable then we also have: Short: Number of aspects that touched this type in some way when it was
* previously woven <String> The fully qualified name of each type Int: Length of class file data (i.e. the unwovenclassfile)
* Byte[]: The class file data, compressed if REWEAVABLE_COMPRESSION_BIT set.
+ *
+ * @author Andy Clement
*/
public class WeaverStateInfo {
private List<Entry> typeMungers;
@@ -230,6 +232,21 @@ public class WeaverStateInfo {
}
}
+ private final static byte[] NO_BYTES = new byte[0];
+
+ /**
+ * If the weaver is ever invoked in over weaving mode, we should
+ * not include the key when writing out, it won't be replaced later.
+ * If we turn off the reweaving flag that unfortunately removes
+ * the 'what aspects have been woven into this type' list which we
+ * want to keep as it helps overweaving avoid weaving an aspect in
+ * twice.
+ */
+ public void markOverweavingInUse() {
+ reweavableDiffMode = false;
+ unwovenClassFile = NO_BYTES;
+ }
+
public void addConcreteMunger(ConcreteTypeMunger munger) {
typeMungers.add(new Entry(munger.getAspectType(), munger.getMunger()));
}
@@ -258,6 +275,10 @@ public class WeaverStateInfo {
return oldStyle;
}
+ public byte[] getUnwovenClassFileData() {
+ return unwovenClassFile;
+ }
+
public byte[] getUnwovenClassFileData(byte wovenClassFile[]) {
if (unwovenClassFileIsADiff) {
unwovenClassFile = applyDiff(wovenClassFile, unwovenClassFile);
@@ -334,10 +355,12 @@ public class WeaverStateInfo {
}
} else {
classData = new byte[unwovenClassFileSize];
- int bytesread = s.read(classData);
- if (bytesread != unwovenClassFileSize) {
- throw new IOException("ERROR whilst reading reweavable data, expected " + unwovenClassFileSize
- + " bytes, only found " + bytesread);
+ if (unwovenClassFileSize != 0) {
+ int bytesread = s.read(classData);
+ if (bytesread != unwovenClassFileSize) {
+ throw new IOException("ERROR whilst reading reweavable data, expected " + unwovenClassFileSize
+ + " bytes, only found " + bytesread);
+ }
}
}
diff --git a/org.aspectj.matcher/src/org/aspectj/weaver/weaver-messages.properties b/org.aspectj.matcher/src/org/aspectj/weaver/weaver-messages.properties
index f47b3e38b..2745ae9e7 100644
--- a/org.aspectj.matcher/src/org/aspectj/weaver/weaver-messages.properties
+++ b/org.aspectj.matcher/src/org/aspectj/weaver/weaver-messages.properties
@@ -181,6 +181,7 @@ noParameterizedDeclaringTypesInCall=can't use parameterized type patterns for th
noRawTypePointcutReferences=cannot use a raw type reference to refer to a pointcut in a generic type (use a parameterized reference instead)
hasMemberNotEnabled=the type pattern {0} can only be used when the -XhasMember option is set
+mustKeepOverweavingOnceStart=the type {0} was previously subject to overweaving and after that can only be woven again in overweaving mode
# Java5 features used in pre-Java 5 environment
atannotationNeedsJava5=the @annotation pointcut expression is only supported at Java 5 compliance level or above