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/*******************************************************************************
* Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
*
* 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
*******************************************************************************/
package org.eclipse.egit.ui.internal.preferences;
import org.eclipse.core.runtime.preferences.InstanceScope;
import org.eclipse.egit.core.Activator;
import org.eclipse.egit.core.GitCorePreferences;
import org.eclipse.egit.core.project.GitProjectData;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.preferences.ScopedPreferenceStore;
/** Preferences for our window cache. */
public class WindowCachePreferencePage extends FieldEditorPreferencePage
implements IWorkbenchPreferencePage {
private static final int MB = 1024 * 1024;
private static final int GB = 1024 * MB;
/** */
public WindowCachePreferencePage() {
super(GRID);
setTitle(UIText.WindowCachePreferencePage_title);
ScopedPreferenceStore store = new ScopedPreferenceStore(
InstanceScope.INSTANCE, Activator.getPluginId());
setPreferenceStore(store);
}
@Override
protected void createFieldEditors() {
addField(new StorageSizeFieldEditor(
GitCorePreferences.core_packedGitWindowSize,
UIText.WindowCachePreferencePage_packedGitWindowSize,
getFieldEditorParent(), 512, 128 * MB) {
@Override
protected boolean checkValue(final int number) {
return super.checkValue(number)
&& Integer.bitCount(number) == 1;
}
});
addField(new StorageSizeFieldEditor(
GitCorePreferences.core_packedGitLimit,
UIText.WindowCachePreferencePage_packedGitLimit,
getFieldEditorParent(), 512, 1 * GB));
addField(new StorageSizeFieldEditor(
GitCorePreferences.core_deltaBaseCacheLimit,
UIText.WindowCachePreferencePage_deltaBaseCacheLimit,
getFieldEditorParent(), 512, 1 * GB));
addField(new StorageSizeFieldEditor(
GitCorePreferences.core_streamFileThreshold,
UIText.WindowCachePreferencePage_streamFileThreshold,
getFieldEditorParent(), 10 * MB, 1 * GB));
addField(new BooleanFieldEditor(GitCorePreferences.core_packedGitMMAP,
UIText.WindowCachePreferencePage_packedGitMMAP,
getFieldEditorParent()));
}
@Override
public boolean performOk() {
// first put the editor values into the configuration
super.performOk();
try {
GitProjectData.reconfigureWindowCache();
return true;
} catch (RuntimeException e) {
org.eclipse.egit.ui.Activator.handleError(e.getMessage(), e, true);
return false;
}
}
@Override
public void init(IWorkbench workbench) {
// Nothing to do
}
}
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