org.apache.juneau.svl.MapVar Maven / Gradle / Ivy
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package org.apache.juneau.svl;
import static org.apache.juneau.internal.StringUtils.*;
import static org.apache.juneau.internal.ThrowableUtils.*;
import java.util.*;
/**
* A subclass of {@link DefaultingVar} that simply pulls values from a {@link Map}.
*
* See Also:
*
* - {@doc juneau-svl.SvlVariables}
*
*/
@SuppressWarnings("rawtypes")
public abstract class MapVar extends DefaultingVar {
private final Map m;
/**
* Constructor.
*
* @param name The name of this variable.
* @param m The map to pull values from.
*/
public MapVar(String name, Map m) {
super(name);
if (m == null)
illegalArg("''m'' parameter cannot be null.");
this.m = m;
}
@Override /* Var */
public String resolve(VarResolverSession session, String varVal) {
return asString(m.get(varVal));
}
}