Example usage for com.google.common.collect MapConstraints constrainedBiMap

Introduction

In this page you can find the example usage for com.google.common.collect MapConstraints constrainedBiMap.

Prototype

public static <K, V> BiMap<K, V> constrainedBiMap(BiMap<K, V> map,
        MapConstraint<? super K, ? super V> constraint) 

Source Link

Document

Returns a constrained view of the specified bimap, using the specified constraint.

Usage

From source file:org.sonatype.plugin.nexus.testenvironment.AbstractEnvironmentMojo.java

@SuppressWarnings("unchecked")
private void validateStaticPorts() throws MojoExecutionException, MojoFailureException {
    if (this.staticPorts != null) {
        try {/*w  w  w.j  a  v a 2s .co  m*/
            @SuppressWarnings("rawtypes")
            BiMap staticPortMap = HashBiMap.create(this.staticPorts.size());
            staticPortMap = MapConstraints.constrainedBiMap(staticPortMap, MapConstraints.notNull());
            staticPortMap.putAll(this.staticPorts);
            this.staticPorts = staticPortMap;
        } catch (NullPointerException npe) {
            throw new MojoExecutionException("Port names and values must not be null.", npe);
        } catch (IllegalArgumentException iae) {
            throw new MojoExecutionException("Port names and values must not be duplicated.", iae);
        }
    }
}

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