com.smartitengineering.cms.api.impl.type.ContentTypeIdImpl.java Source code

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Here is the source code for com.smartitengineering.cms.api.impl.type.ContentTypeIdImpl.java

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/*
 *
 * This is a simple Content Management System (CMS)
 * Copyright (C) 2010  Imran M Yousuf (imyousuf@smartitengineering.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.smartitengineering.cms.api.impl.type;

import com.smartitengineering.cms.api.factory.SmartContentAPI;
import com.smartitengineering.cms.api.impl.Utils;
import com.smartitengineering.cms.api.impl.workspace.WorkspaceIdImpl;
import com.smartitengineering.cms.api.type.ContentType;
import com.smartitengineering.cms.api.type.ContentTypeId;
import com.smartitengineering.cms.api.type.MutableContentTypeId;
import com.smartitengineering.cms.api.workspace.WorkspaceId;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 *
 * @author kaisar
 */
public class ContentTypeIdImpl implements MutableContentTypeId {

    public static final String STANDARD_ERROR_MSG = "%s can not be blank or contain ':'";
    private String newNamespace;
    private String newContentTypeName;
    private WorkspaceId workspaceId;
    private transient Logger logger = LoggerFactory.getLogger(getClass());

    protected Logger getLogger() {
        if (logger == null) {
            logger = Utils.getLogger(getClass());
        }
        return logger;
    }

    @Override
    public void setNamespace(String newNamespace) {
        if (StringUtils.isBlank(newNamespace) || StringUtils.containsAny(newNamespace, new char[] { ':' })) {
            throw new IllegalArgumentException(String.format(STANDARD_ERROR_MSG, "Namespace"));
        }
        this.newNamespace = newNamespace;
    }

    @Override
    public void setName(String newContentTypeName) throws IllegalArgumentException {
        if (StringUtils.isBlank(newContentTypeName)
                || StringUtils.containsAny(newContentTypeName, new char[] { ':' })) {
            throw new IllegalArgumentException(String.format(STANDARD_ERROR_MSG, "Content Type Name"));
        }
        this.newContentTypeName = newContentTypeName;
    }

    @Override
    public void setWorkspace(WorkspaceId workspaceId) {
        if (workspaceId == null) {
            throw new IllegalArgumentException(String.format(STANDARD_ERROR_MSG, "Workspace Id"));
        }
        this.workspaceId = workspaceId;
    }

    @Override
    public WorkspaceId getWorkspace() {
        return this.workspaceId;
    }

    @Override
    public String getName() {
        return this.newContentTypeName;
    }

    @Override
    public String getNamespace() {
        return this.newNamespace;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }
        if (!ContentTypeId.class.isAssignableFrom(obj.getClass())) {
            return false;
        }
        final ContentTypeId other = (ContentTypeId) obj;
        if ((this.newNamespace == null) ? (other.getNamespace() != null)
                : !this.newNamespace.equals(other.getNamespace())) {
            return false;
        }
        if ((this.newContentTypeName == null) ? (other.getName() != null)
                : !this.newContentTypeName.equals(other.getName())) {
            return false;
        }
        if (this.workspaceId != other.getWorkspace()
                && (this.workspaceId == null || !this.workspaceId.equals(other.getWorkspace()))) {
            return false;
        }
        return true;
    }

    @Override
    public int hashCode() {
        int hash = 7;
        hash = 43 * hash + (this.newNamespace != null ? this.newNamespace.hashCode() : 0);
        hash = 43 * hash + (this.newContentTypeName != null ? this.newContentTypeName.hashCode() : 0);
        hash = 43 * hash + (this.workspaceId != null ? this.workspaceId.hashCode() : 0);
        return hash;
    }

    @Override
    public String toString() {
        return new StringBuilder().append(workspaceId).append(':').append(newNamespace).append(':')
                .append(newContentTypeName).toString();
    }

    @Override
    public void writeExternal(DataOutput output) throws IOException {
        output.write(org.apache.commons.codec.binary.StringUtils.getBytesUtf8(toString()));
    }

    @Override
    public void readExternal(DataInput input) throws IOException, ClassNotFoundException {
        String idString = Utils.readStringInUTF8(input);
        if (StringUtils.isBlank(idString)) {
            throw new IOException("No content!");
        }
        String[] params = idString.split(":");
        if (params == null || params.length != 4) {
            throw new IOException(
                    "Object should have been in the format globalNamespace:workspace-name:type-namespace:type-name!");
        }
        WorkspaceIdImpl workspaceIdImpl = new WorkspaceIdImpl();
        workspaceIdImpl.setGlobalNamespace(params[0]);
        workspaceIdImpl.setName(params[1]);
        setWorkspace(workspaceIdImpl);
        setNamespace(params[2]);
        setName(params[3]);

    }

    @Override
    public int compareTo(ContentTypeId o) {
        if (o == null) {
            return 1;
        }
        if (equals(o)) {
            return 0;
        }
        return toString().compareTo(o.toString());
    }

    @Override
    public ContentType getContentType() {
        try {
            return SmartContentAPI.getInstance().getContentTypeLoader().loadContentType(this);
        } catch (Exception ex) {
            getLogger().warn("Could not load content type!");
            getLogger().debug("Exception loading content type!", ex);
            return null;
        }
    }
}