io.fabric8.maven.docker.util.AutoPullMode Maven / Gradle / Ivy
package io.fabric8.maven.docker.util;
/*-
*
* Copyright 2014 Roland Huss
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.util.*;
/**
* Enum holding the possible values avalaible for auto-pulling.
*
* @author roland
* @since 01/03/15
*/
public enum AutoPullMode {
ON(true, "on", "true"),
ONCE(true, "once"),
OFF(false, "off", "false"),
ALWAYS(true, "always");
private Set values = new HashSet<>();
private boolean doPullIfNotPresent;
AutoPullMode(boolean doPullIfNotPresent, String... vals) {
this.doPullIfNotPresent = doPullIfNotPresent;
Collections.addAll(values, vals);
}
public boolean doPullIfNotPresent() {
return doPullIfNotPresent;
}
public boolean alwaysPull() {
return (this == ONCE || this == ALWAYS);
}
static public AutoPullMode fromString(String val) {
String valNorm = val.toLowerCase();
for (AutoPullMode mode : values()) {
if (mode.values.contains(valNorm)) {
return mode;
}
}
throw new IllegalArgumentException("Invalid auto-pull mode " + val + ". Please use 'on', 'off', 'once' or 'always'.");
}
}