groovy-Add-exceptionutilsgenerator.patch
| 1 | From 3dbdc68093e90f0ef9b77b70490d8e0b1dcfbf8f Mon Sep 17 00:00:00 2001 |
| 2 | From: Julien Lepiller <julien@lepiller.eu> |
| 3 | Date: Sun, 17 Sep 2017 21:08:45 +0200 |
| 4 | Subject: [PATCH] Add ExceptionUtilsGenerator.java from previous versions |
| 5 | |
| 6 | This is replaced by a gradle task, but gradle depends on groovy, so we |
| 7 | need so way to generate the file without gradle. |
| 8 | --- |
| 9 | .../codehaus/groovy/ExceptionUtilsGenerator.java | 75 ++++++++++++++++++++++ |
| 10 | 1 file changed, 75 insertions(+) |
| 11 | create mode 100644 config/ant/src/org/codehaus/groovy/ExceptionUtilsGenerator.java |
| 12 | |
| 13 | diff --git a/config/ant/src/org/codehaus/groovy/ExceptionUtilsGenerator.java b/config/ant/src/org/codehaus/groovy/ExceptionUtilsGenerator.java |
| 14 | new file mode 100644 |
| 15 | index 0000000..41f006d |
| 16 | --- /dev/null |
| 17 | +++ b/config/ant/src/org/codehaus/groovy/ExceptionUtilsGenerator.java |
| 18 | @@ -0,0 +1,75 @@ |
| 19 | +package org.codehaus.groovy; |
| 20 | + |
| 21 | +import org.objectweb.asm.*; |
| 22 | + |
| 23 | +import java.io.BufferedOutputStream; |
| 24 | +import java.io.File; |
| 25 | +import java.io.FileOutputStream; |
| 26 | +import java.io.IOException; |
| 27 | +import java.util.logging.Logger; |
| 28 | + |
| 29 | +public class ExceptionUtilsGenerator implements Opcodes { |
| 30 | + private final static Logger LOGGER = Logger.getLogger(ExceptionUtilsGenerator.class.getName()); |
| 31 | + |
| 32 | + public static void main(String... args) { |
| 33 | + if (args==null || args.length==0) { |
| 34 | + throw new IllegalArgumentException("You must specify at least one file"); |
| 35 | + } |
| 36 | + |
| 37 | + ClassWriter cw = new ClassWriter(0); |
| 38 | + MethodVisitor mv; |
| 39 | + |
| 40 | + cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, "org/codehaus/groovy/runtime/ExceptionUtils", null, "java/lang/Object", null); |
| 41 | + |
| 42 | + cw.visitSource("ExceptionUtils.java", null); |
| 43 | + |
| 44 | + mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); |
| 45 | + mv.visitCode(); |
| 46 | + Label l0 = new Label(); |
| 47 | + mv.visitLabel(l0); |
| 48 | + mv.visitLineNumber(18, l0); |
| 49 | + mv.visitVarInsn(ALOAD, 0); |
| 50 | + mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V"); |
| 51 | + mv.visitInsn(RETURN); |
| 52 | + Label l1 = new Label(); |
| 53 | + mv.visitLabel(l1); |
| 54 | + mv.visitLocalVariable("this", "Lorg/codehaus/groovy/runtime/ExceptionUtils;", null, l0, l1, 0); |
| 55 | + mv.visitMaxs(1, 1); |
| 56 | + mv.visitEnd(); |
| 57 | + |
| 58 | + mv = cw.visitMethod(ACC_PUBLIC + ACC_STATIC, "sneakyThrow", "(Ljava/lang/Throwable;)V", null, null); |
| 59 | + mv.visitCode(); |
| 60 | + Label l2 = new Label(); |
| 61 | + mv.visitLabel(l2); |
| 62 | + mv.visitLineNumber(20, l2); |
| 63 | + mv.visitVarInsn(ALOAD, 0); |
| 64 | + mv.visitInsn(ATHROW); |
| 65 | + Label l3 = new Label(); |
| 66 | + mv.visitLabel(l3); |
| 67 | + mv.visitLocalVariable("e", "Ljava/lang/Throwable;", null, l2, l3, 0); |
| 68 | + mv.visitMaxs(1, 1); |
| 69 | + mv.visitEnd(); |
| 70 | + |
| 71 | + cw.visitEnd(); |
| 72 | + |
| 73 | + LOGGER.info("Generating ExceptionUtils"); |
| 74 | + byte[] bytes = cw.toByteArray(); |
| 75 | + for (String classFilePath : args) { |
| 76 | + File classFile = new File(classFilePath); |
| 77 | + if (classFile.getParentFile().exists() || classFile.getParentFile().mkdirs()) { |
| 78 | + try { |
| 79 | + if (classFile.exists()) { |
| 80 | + classFile.delete(); |
| 81 | + } |
| 82 | + BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(classFile)); |
| 83 | + bos.write(bytes); |
| 84 | + bos.close(); |
| 85 | + } catch (IOException e) { |
| 86 | + LOGGER.warning("Unable to write file "+classFile); |
| 87 | + } |
| 88 | + } else { |
| 89 | + LOGGER.warning("Unable to create directory "+classFile.getParentFile()); |
| 90 | + } |
| 91 | + } |
| 92 | + } |
| 93 | +} |
| 94 | -- |
| 95 | 2.14.1 |
| 96 | |
| 97 |