File: ObjectSchema.java

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package org.springframework.ldap.odm.tools;

import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

/**
 * Simple value class to hold the schema of an object class
 * <p>
 * It is public only to allow Freemarker access.
 * 
 * @author Paul Harvey &lt;paul.at.pauls-place.me.uk>
 */
public final class ObjectSchema {
    private final Set<AttributeSchema> must = new HashSet<AttributeSchema>();

    private final Set<AttributeSchema> may = new HashSet<AttributeSchema>();

    private final Set<String> objectClass = new HashSet<String>();

    public void addMust(AttributeSchema must) {
        this.must.add(must);
    }

    public void addMay(AttributeSchema may) {
        this.may.add(may);
    }

    public void addObjectClass(String objectClass) {
        this.objectClass.add(objectClass);
    }

    public Set<AttributeSchema> getMust() {
        return Collections.unmodifiableSet(must);
    }

    public Set<AttributeSchema> getMay() {
        return Collections.unmodifiableSet(may);
    }

    public Set<String> getObjectClass() {
        return Collections.unmodifiableSet(objectClass);
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return String.format("objectClass=%1$s | must=%2$s | may=%3$s", objectClass, must, may);
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((may == null) ? 0 : may.hashCode());
        result = prime * result + ((must == null) ? 0 : must.hashCode());
        result = prime * result + ((objectClass == null) ? 0 : objectClass.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        ObjectSchema other = (ObjectSchema) obj;
        if (may == null) {
            if (other.may != null)
                return false;
        } else if (!may.equals(other.may))
            return false;
        if (must == null) {
            if (other.must != null)
                return false;
        } else if (!must.equals(other.must))
            return false;
        if (objectClass == null) {
            if (other.objectClass != null)
                return false;
        } else if (!objectClass.equals(other.objectClass))
            return false;
        return true;
    }
}