org.jboss.as.console.client.shared.expr.Expression Maven / Gradle / Ivy

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Bundles the core AS7 console as a GWT module. Includes minor customizations to support extensions.

There is a newer version: 0.7.0.Final

package org.jboss.as.console.client.shared.expr;

/**
 * @author Heiko Braun
 * @date 10/4/11
 */
public class Expression {

    private String key;
    private String defaultValue = null;

    public Expression(String key) {
        this.key = key;
    }

    public Expression(String key, String defaultValue) {
        this.key = key;
        this.defaultValue = defaultValue;
    }

    public String getKey() {
        return key;
    }

    public String getDefaultValue() {
        return defaultValue;
    }

    public static Expression fromString(String s) {

        Expression expr = null;
        String token = s.substring(2, s.length()-1);
        int idx = token.indexOf(":");
        if(idx!=-1)
        {
            expr = new Expression(token.substring(0, idx), token.substring(idx+1, token.length()));
        }
        else
        {
            expr = new Expression(token);
        }

        return expr;
    }

    @Override
    public String toString() {
        return "${" +key + ":" + defaultValue +'}';
    }
}