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author | Tor Norbye <tnorbye@google.com> | 2014-09-18 13:38:58 -0700 |
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committer | Tor Norbye <tnorbye@google.com> | 2014-09-18 13:38:58 -0700 |
commit | b5fb31ef6a38f19404859755dbd2e345215b97bf (patch) | |
tree | e8787c45e494dfcc558faf0f75956f8785c39b94 /platform/util/src/com/intellij/util/ReflectionUtil.java | |
parent | e222a9e1e66670a56e926a6b0f3e10231eeeb1fb (diff) | |
parent | e782c57d74000722f9db4c9426317410520670c6 (diff) | |
download | idea-b5fb31ef6a38f19404859755dbd2e345215b97bf.tar.gz |
Merge remote-tracking branch 'aosp/upstream-master' into merge
Conflicts:
.idea/libraries/asm_tools.xml
.idea/libraries/bouncy_castle.xml
.idea/libraries/builder_model.xml
.idea/libraries/commons_compress.xml
.idea/libraries/easymock_tools.xml
.idea/libraries/freemarker_2_3_20.xml
.idea/libraries/guava_tools.xml
.idea/libraries/kxml2.xml
.idea/libraries/lombok_ast.xml
.idea/libraries/mockito.xml
.idea/modules.xml
.idea/vcs.xml
build/scripts/layouts.gant
updater/src/com/intellij/updater/Runner.java
Change-Id: I8e1c173e00cd76c855b8a98543b0a0edfdd99d12
Diffstat (limited to 'platform/util/src/com/intellij/util/ReflectionUtil.java')
-rw-r--r-- | platform/util/src/com/intellij/util/ReflectionUtil.java | 52 |
1 files changed, 47 insertions, 5 deletions
diff --git a/platform/util/src/com/intellij/util/ReflectionUtil.java b/platform/util/src/com/intellij/util/ReflectionUtil.java index d5f6a58dc951..8e2204415988 100644 --- a/platform/util/src/com/intellij/util/ReflectionUtil.java +++ b/platform/util/src/com/intellij/util/ReflectionUtil.java @@ -19,17 +19,15 @@ package com.intellij.util; import com.intellij.Patches; import com.intellij.openapi.diagnostic.Logger; import com.intellij.openapi.util.Condition; -import com.intellij.util.containers.ContainerUtil; +import com.intellij.openapi.util.DifferenceFilter; +import com.intellij.util.containers.*; import org.jetbrains.annotations.NonNls; import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.Nullable; import sun.reflect.ConstructorAccessor; import java.lang.reflect.*; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Collection; -import java.util.List; +import java.util.*; public class ReflectionUtil { private static final Logger LOG = Logger.getInstance("#com.intellij.util.ReflectionUtil"); @@ -479,6 +477,50 @@ public class ReflectionUtil { return callerClass; } + public static void copyFields(@NotNull Field[] fields, @NotNull Object from, @NotNull Object to) { + copyFields(fields, from, to, null); + } + + public static boolean copyFields(@NotNull Field[] fields, @NotNull Object from, @NotNull Object to, @Nullable DifferenceFilter diffFilter) { + Set<Field> sourceFields = new com.intellij.util.containers.HashSet<Field>(Arrays.asList(from.getClass().getFields())); + boolean valuesChanged = false; + for (Field field : fields) { + if (sourceFields.contains(field)) { + if (isPublic(field) && !isFinal(field)) { + try { + if (diffFilter == null || diffFilter.isAccept(field)) { + copyFieldValue(from, to, field); + valuesChanged = true; + } + } + catch (Exception e) { + throw new RuntimeException(e); + } + } + } + } + return valuesChanged; + } + + public static void copyFieldValue(@NotNull Object from, @NotNull Object to, @NotNull Field field) + throws IllegalAccessException { + Class<?> fieldType = field.getType(); + if (fieldType.isPrimitive() || fieldType.equals(String.class)) { + field.set(to, field.get(from)); + } + else { + throw new RuntimeException("Field '" + field.getName()+"' not copied: unsupported type: "+field.getType()); + } + } + + private static boolean isPublic(final Field field) { + return (field.getModifiers() & Modifier.PUBLIC) != 0; + } + + private static boolean isFinal(final Field field) { + return (field.getModifiers() & Modifier.FINAL) != 0; + } + private static class MySecurityManager extends SecurityManager { private static final MySecurityManager INSTANCE = new MySecurityManager(); |