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/*******************************************************************************
* Copyright (c) 2014, 2015 Red Hat.
* 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:
* Red Hat - Initial Contribution
*******************************************************************************/
package org.eclipse.linuxtools.internal.docker.ui.views;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.stream.Collectors;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.linuxtools.docker.core.IDockerConnection;
import org.eclipse.linuxtools.docker.core.IDockerContainer;
import org.eclipse.linuxtools.docker.core.IDockerImage;
import org.eclipse.linuxtools.docker.core.IDockerPortBinding;
import org.eclipse.linuxtools.docker.core.IDockerPortMapping;
import org.eclipse.linuxtools.internal.docker.core.DockerImage;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainerLink;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainerLinksCategory;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainerPortMappingsCategory;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainerVolume;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainerVolumesCategory;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerContainersCategory;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.DockerImagesCategory;
import org.eclipse.linuxtools.internal.docker.ui.views.DockerExplorerContentProvider.LoadingStub;
import org.eclipse.swt.custom.StyledText;
/**
* @author xcoulon
*
*/
public class LabelProviderUtils {
public static final String CREATION_DATE_PATTERN = "yyyy-MM-dd";
public static final String FINISHED_DATE_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.sssz";
/**
* @param elements
* the {@link List} to reduce
* @return each {@link Entry} element of the given {@link Map} has only one
* item, an empty {@link String} if the given list is empty,
* otherwise the given list itself.
*
*/
public static <K, V> Object reduce(final Map<K, List<V>> elements) {
if (elements == null || elements.isEmpty()) {
return "";
} else {
final Map<Object, Object> result = new HashMap<>();
for (Entry<K, List<V>> entry : elements.entrySet()) {
result.put(entry.getKey(), reduce(entry.getValue()));
}
return result;
}
}
/**
* Attempts to flatten the given {@link Set}.
*
* @return the first element of the given {@link Set} if it has only one
* item, an empty {@link String} if the given set is empty,
* otherwise the given set itself as array.
* @param elements
* the {@link Set} to analyze
*/
public static Object reduce(final Set<?> elements) {
if (elements == null || elements.isEmpty()) {
return "";
} else if (elements.size() == 1) {
return elements.toArray()[0];
} else {
return elements.toArray();
}
}
/**
* Attempts to flatten the give {@link List}.
*
* @return the first element of the given {@link List} has only one item, an
* empty {@link String} if the given list is empty, otherwise the
* given list itself.
* @param elements
* the {@link List} to analyze
*/
public static Object reduce(final List<?> elements) {
if (elements == null || elements.isEmpty()) {
return "";
} else if (elements.size() == 1) {
return elements.get(0);
} else {
return elements;
}
}
public static String toCreatedDate(final long created) {
return toDate(created, CREATION_DATE_PATTERN);
}
public static String toCreatedDate(final Date created) {
return toDate(created, CREATION_DATE_PATTERN);
}
public static String toFinishedDate(final Date finished) {
return toDate(finished, FINISHED_DATE_PATTERN);
}
public static String toDate(final Long date, final String pattern) {
final long millis = Long.valueOf(date).longValue() * 1000;
final Date d = new Date(millis);
final SimpleDateFormat sdf = new SimpleDateFormat(pattern); // $NON-NLS-1$
return sdf.format(d);
}
public static String toDate(final Date date, final String pattern) {
final SimpleDateFormat sdf = new SimpleDateFormat(pattern); // $NON-NLS-1$
return sdf.format(date);
}
public static String containerPortMappingToString(
final IDockerPortMapping portMapping) {
final StringBuilder mappingBuffer = new StringBuilder();
if (portMapping.getIp() != null && portMapping.getPublicPort() != 0) {
mappingBuffer.append(portMapping.getIp()).append(':') // $NON-NLS-1$
.append(portMapping.getPublicPort()).append("->");
}
mappingBuffer.append(portMapping.getPrivatePort()).append('/') // $NON-NLS-1$
.append(portMapping.getType());
return mappingBuffer.toString();
}
public static String toString(final Object value) {
if (value == null) {
return "null"; //$NON-NLS-1$
}
if (value instanceof IDockerPortBinding) {
final IDockerPortBinding binding = (IDockerPortBinding) value;
final String hostIp = (binding.hostIp() == null
|| binding.hostIp().isEmpty()) ? "<unspecified>" //$NON-NLS-1$
: binding.hostIp();
final String hostPort = (binding.hostPort() == null
|| binding.hostPort().isEmpty()) ? "<unspecified>" //$NON-NLS-1$
: binding.hostPort();
return new StringBuilder().append(hostIp).append(':')
.append(hostPort).toString();
}
return value.toString();
}
/**
* @param element
* the element whose {@link StyledText} needs to be provided
* @return the {@link StyledText} for the given {@code element}, or
* <code>null</code> if the type of element is not supported.
*/
public static StyledString getStyledText(final Object element) {
// when the text to display is in the properties view title bar, the
// given element
// is the TreeSelection from the contributing view (the Docker Explorer
// View)
if (element instanceof IStructuredSelection) {
return getStyledText(
((IStructuredSelection) element).getFirstElement());
}
if (element instanceof IDockerConnection) {
return getStyledText((IDockerConnection) element);
} else if (element instanceof DockerImagesCategory) {
return new StyledString(
DVMessages.getString("DockerImagesCategory.label")); //$NON-NLS-1$
} else if (element instanceof DockerContainersCategory) {
return new StyledString(
DVMessages.getString("DockerContainersCategory.label")); //$NON-NLS-1$
} else if (element instanceof IDockerContainer) {
return getStyledText((IDockerContainer) element);
} else if (element instanceof IDockerImage) {
return LabelProviderUtils.getStyledText((IDockerImage) element);
} else if (element instanceof DockerContainerPortMappingsCategory) {
return new StyledString(DVMessages
.getString("DockerContainerPortMappingsCategory.label")); //$NON-NLS-1$
} else if (element instanceof IDockerPortMapping) {
return getStyledText((IDockerPortMapping) element);
} else if (element instanceof DockerContainerVolumesCategory) {
return new StyledString(DVMessages
.getString("DockerContainerVolumesCategory.label")); //$NON-NLS-1$
} else if (element instanceof DockerContainerVolume) {
return getStyledText((DockerContainerVolume) element);
} else if (element instanceof DockerContainerLinksCategory) {
return new StyledString(
DVMessages.getString("DockerContainerLinksCategory.label")); //$NON-NLS-1$
} else if (element instanceof DockerContainerLink) {
return getStyledText((DockerContainerLink) element);
} else if (element instanceof String) {
return new StyledString((String) element);
} else if (element instanceof LoadingStub) {
return new StyledString(DVMessages.getString("Loading.label")); //$NON-NLS-1$
}
return null;
}
/**
* @param containerLink
* the {@link DockerContainerLink} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(
final DockerContainerLink containerLink) {
final StyledString styledString = new StyledString(
containerLink.getContainerName()).append(
" (" + containerLink.getContainerAlias() + ")", //$NON-NLS-1$ //$NON-NLS-2$
StyledString.QUALIFIER_STYLER);
return styledString;
}
/**
* @param containerVolume
* the {@link DockerContainerVolume} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(
final DockerContainerVolume containerVolume) {
final StyledString styledString = new StyledString();
final String hostPath = containerVolume.getHostPath();
if (containerVolume.getHostPath() != null
&& containerVolume.getContainerPath() != null) {
styledString.append(hostPath).append(" -> ") //$NON-NLS-1$
.append(containerVolume.getContainerPath());
} else if (containerVolume.getHostPath() == null
&& containerVolume.getContainerPath() != null) {
styledString.append(containerVolume.getContainerPath());
}
if (containerVolume.getFlags() != null) {
styledString.append(" (" + containerVolume.getFlags() + ")", //$NON-NLS-1$ //$NON-NLS-2$
StyledString.QUALIFIER_STYLER);
}
return styledString;
}
/**
* @param mapping
* the {@link IDockerPortMapping} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(final IDockerPortMapping mapping) {
final StyledString styledString = new StyledString();
styledString.append(mapping.getIp() + ":" + mapping.getPublicPort()) //$NON-NLS-1$
.append(" -> ") //$NON-NLS-1$
.append(Integer.toString(mapping.getPrivatePort()))
.append(" (" + mapping.getType() + ")", //$NON-NLS-1$ //$NON-NLS-2$
StyledString.QUALIFIER_STYLER);
return styledString;
}
/**
* @param dockerContainer
* the {@link IDockerContainer} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(
final IDockerContainer dockerContainer) {
final StyledString styledString = new StyledString();
styledString.append(dockerContainer.name()).append(
" (" + dockerContainer.image() + ")", //$NON-NLS-1$ //$NON-NLS-2$
StyledString.QUALIFIER_STYLER);
return styledString;
}
/**
* @param connection
* the {@link IDockerConnection} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(
final IDockerConnection connection) {
final String connectionName = (connection.getName() != null
&& !connection.getName().isEmpty()) ? connection.getName()
: DVMessages.getString("Connection.unnamed"); //$NON-NLS-1$
final StyledString styledString = new StyledString();
styledString.append(connectionName);
if (connection.getUri() != null && !connection.getUri().isEmpty()) {
styledString.append(" (" + connection.getUri() + //$NON-NLS-1$
")", StyledString.QUALIFIER_STYLER); //$NON-NLS-1$
}
return styledString;
}
/**
* @param dockerImage
* the {@link IDockerImage} to process
* @return the {@link StyledString} to be displayed.
*/
public static StyledString getStyledText(final IDockerImage dockerImage) {
final StyledString result = new StyledString(dockerImage.repo());
if (!dockerImage.tags().isEmpty()) {
final List<String> tags = new ArrayList<>(dockerImage.tags());
Collections.sort(tags);
result.append(":");
result.append(tags.stream().collect(Collectors.joining(", ")), //$NON-NLS-1$
StyledString.COUNTER_STYLER);
}
// TODO: remove the cast to 'DockerImage' once the 'shortId()'
// method is in the public API
result.append(" (", StyledString.QUALIFIER_STYLER) //$NON-NLS-1$
.append(((DockerImage) dockerImage).shortId(),
StyledString.QUALIFIER_STYLER)
.append(')', StyledString.QUALIFIER_STYLER); // $NON-NLS-1$
return result;
}
}
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