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Code Issues Packages Projects Releases Wiki Activity

IDEA-75575 (maven: don't offer to re-import after formatting pom.xml)

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This commit is contained in:
Sergey Evdokimov
2012-01-13 15:47:55 +03:00
parent 4c33153234
commit 469725a8e4
2 changed files with 82 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsManagerWatcher.java
+40 -3
View File
@@ -56,6 +56,7 @@ import org.jetbrains.idea.maven.utils.MavenMergingUpdateQueue;
import org.jetbrains.idea.maven.utils.MavenUtil;
import java.io.File;
import java.io.IOException;
import java.util.*;
public class MavenProjectsManagerWatcher {
@@ -395,9 +396,9 @@ public class MavenProjectsManagerWatcher {
filesToUpdate.removeAll(filesToRemove);
scheduleUpdate(filesToUpdate, filesToRemove, false, forceImportAndResolve);
}
}
clearLists();
clearLists();
}
}
private boolean areFileSetsInitialised() {
@@ -426,6 +427,9 @@ public class MavenProjectsManagerWatcher {
}
private static abstract class MyFileChangeListenerBase implements BulkFileListener {
private static final Key<Integer> CONTENT_CRC_KEY = Key.create("MyFileChangeListenerBase");
protected abstract boolean isRelevant(String path);
protected abstract void updateFile(VirtualFile file);
@@ -453,6 +457,21 @@ public class MavenProjectsManagerWatcher {
deleteRecursively(moveEvent.getFile());
}
}
else if (each instanceof VFileContentChangeEvent) {
VirtualFile virtualFile = each.getFile();
if (virtualFile == null) continue;
if (virtualFile.getLength() < 40 * 1024) {
try {
String content = VfsUtil.loadText(virtualFile);
int crc = MavenUtil.getXmlCrc(content);
virtualFile.putUserData(CONTENT_CRC_KEY, crc);
}
catch (IOException e) {
// Ignore
}
}
}
}
}
}
@@ -489,7 +508,25 @@ public class MavenProjectsManagerWatcher {
}
}
else if (each instanceof VFileContentChangeEvent) {
updateFile(each.getFile());
VirtualFile virtualFile = each.getFile();
if (virtualFile == null) continue;
Integer oldCrc = virtualFile.getUserData(CONTENT_CRC_KEY);
if (oldCrc != null) {
try {
virtualFile.putUserData(CONTENT_CRC_KEY, null);
String content = VfsUtil.loadText(virtualFile);
int newCrc = MavenUtil.getXmlCrc(content);
if (newCrc == oldCrc) continue;
}
catch (IOException e) {
// Ignore
}
}
updateFile(virtualFile);
}
else if (each instanceof VFilePropertyChangeEvent) {
if (isRenamed(each)) {
plugins/maven/src/main/java/org/jetbrains/idea/maven/utils/MavenUtil.java
+42
View File
@@ -19,6 +19,8 @@ import com.intellij.codeInsight.template.TemplateManager;
import com.intellij.codeInsight.template.impl.TemplateImpl;
import com.intellij.ide.fileTemplates.FileTemplate;
import com.intellij.ide.fileTemplates.FileTemplateManager;
import com.intellij.lexer.Lexer;
import com.intellij.lexer.XmlLexer;
import com.intellij.notification.Notification;
import com.intellij.notification.NotificationType;
import com.intellij.notification.Notifications;
@@ -44,6 +46,8 @@ import com.intellij.openapi.vfs.JarFileSystem;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VfsUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.tree.IElementType;
import com.intellij.psi.xml.XmlTokenType;
import com.intellij.util.Function;
import com.intellij.util.SystemProperties;
import com.intellij.util.containers.ContainerUtil;
@@ -65,6 +69,7 @@ import java.util.concurrent.Future;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import java.util.zip.CRC32;
public class MavenUtil {
public static final String MAVEN_NOTIFICATION_GROUP = "Maven";
@@ -630,4 +635,41 @@ public class MavenUtil {
public interface MavenTaskHandler {
void waitFor();
}
public static int getXmlCrc(@NotNull String xmlText) {
Lexer lexer = new XmlLexer();
lexer.start(xmlText.trim());
CRC32 crc = new CRC32();
while (true) {
IElementType tokenType = lexer.getTokenType();
if (tokenType == null) break;
if (XmlTokenType.XML_REAL_WHITE_SPACE == tokenType
|| XmlTokenType.XML_WHITE_SPACE == tokenType
|| XmlTokenType.COMMENTS.contains(tokenType)) {
crc.update(1);
do {
lexer.advance();
tokenType = lexer.getTokenType();
}
while (XmlTokenType.XML_REAL_WHITE_SPACE == tokenType
|| XmlTokenType.XML_WHITE_SPACE == tokenType
|| XmlTokenType.COMMENTS.contains(tokenType));
}
else {
for (int start = lexer.getTokenStart(), end = lexer.getTokenEnd(); start < end; start++) {
char a = xmlText.charAt(start);
crc.update(a);
crc.update(a >>> 8);
}
lexer.advance();
}
}
return (int)crc.getValue();
}
}