1 files changed, 103 insertions, 0 deletions
diff --git a/bundles/org.eclipse.team.core/src/org/eclipse/team/internal/core/FileModificationValidatorManager.java b/bundles/org.eclipse.team.core/src/org/eclipse/team/internal/core/FileModificationValidatorManager.java
new file mode 100644
index 000000000..b62b49bab
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+++ b/bundles/org.eclipse.team.core/src/org/eclipse/team/internal/core/FileModificationValidatorManager.java
@@ -0,0 +1,103 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * 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.eclipse.team.internal.core;
+
+
+import java.util.*;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.team.FileModificationValidationContext;
+import org.eclipse.core.resources.team.FileModificationValidator;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.MultiStatus;
+import org.eclipse.team.core.RepositoryProvider;
+
+public class FileModificationValidatorManager extends FileModificationValidator {
+	private FileModificationValidator defaultValidator;
+
+	/*
+	 * @see IFileModificationValidator#validateEdit(IFile[], Object)
+	 * For all files, determine which provider.
+	 * Ask each provider once for its files.
+	 * Collect the resulting status' and return a MultiStatus.
+	 */
+	@Override
+	public IStatus validateEdit(IFile[] files, FileModificationValidationContext context) {
+		ArrayList<IStatus> returnStati = new ArrayList<>();
+
+		//map provider to the files under that provider's control
+		Map<RepositoryProvider, List<IFile>> providersToFiles = new HashMap<>(files.length);
+
+		//for each file, determine which provider, map providers to files
+		for (int i = 0; i < files.length; i++) {
+			IFile file = files[i];
+			RepositoryProvider provider = RepositoryProvider.getProvider(file.getProject());
+
+			if (!providersToFiles.containsKey(provider)) {
+				providersToFiles.put(provider, new ArrayList<>());
+			}
+
+			providersToFiles.get(provider).add(file);
+		}
+
+		Iterator<RepositoryProvider> providersIterator = providersToFiles.keySet().iterator();
+
+		boolean allOK = true;
+
+		//for each provider, validate its files
+		while(providersIterator.hasNext()) {
+			RepositoryProvider provider = providersIterator.next();
+			List<IFile> filesList = providersToFiles.get(provider);
+			IFile[] filesArray = filesList.toArray(new IFile[filesList.size()]);
+			FileModificationValidator validator = getDefaultValidator();
+
+			//if no provider or no validator use the default validator
+			if (provider != null) {
+				FileModificationValidator v = provider.getFileModificationValidator2();
+				if (v != null) validator = v;
+			}
+
+			IStatus status = validator.validateEdit(filesArray, context);
+			if(!status.isOK())
+				allOK = false;
+
+			returnStati.add(status);
+		}
+
+		if (returnStati.size() == 1) {
+			return returnStati.get(0);
+		}
+
+		return new MultiStatus(TeamPlugin.ID, 0, returnStati.toArray(new IStatus[returnStati.size()]),
+				allOK ? Messages.ok : Messages.FileModificationValidator_editFailed, null);
+	}
+
+	@Override
+	public IStatus validateSave(IFile file) {
+		RepositoryProvider provider = RepositoryProvider.getProvider(file.getProject());
+		FileModificationValidator validator = getDefaultValidator();
+
+		//if no provider or no validator use the default validator
+		if (provider != null) {
+			FileModificationValidator v = provider.getFileModificationValidator2();
+			if (v != null) validator = v;
+		}
+
+		return validator.validateSave(file);
+	}
+
+	private synchronized FileModificationValidator getDefaultValidator() {
+	    if (defaultValidator == null) {
+	        defaultValidator = new DefaultFileModificationValidator();
+	    }
+	    return defaultValidator;
+	}
+}