fujaba/NetworkParser

package de.uniks.networkparser.graph;

import java.util.Date;

/*
NetworkParser
The MIT License
Copyright (c) 2010-2016 Stefan Lindel https://www.github.com/fujaba/NetworkParser/

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
import de.uniks.networkparser.EntityUtil;

public class DataType {
    public static final DataType VOID = new DataType("void");
    public static final DataType INT = new DataType("int");
    public static final DataType LONG = new DataType("long");
    public static final DataType FLOAT = new DataType("float");
    public static final DataType DOUBLE = new DataType("double");
    public static final DataType STRING = new DataType("String");
    public static final DataType BOOLEAN = new DataType("boolean");
    public static final DataType OBJECT = new DataType("Object");
    public static final DataType CHAR = new DataType("char");
    public static final DataType BYTE = new DataType("byte");
    public static final DataType COLOR = new DataType("color");
    public static final DataType CONSTRUCTOR = new DataType("");
    public static final DataType DATE = DataType.create(Date.class).withExternal(true);
    public static final String ARRAY="[]";
    protected Clazz value;
    protected static final String PROPERTY_NAME = "name";
    protected static final String PROPERTY_OBJECTNAME = "objectname";
    protected static final String PROPERTY_CATEGORIE = "cat";
    protected static final String PROPERTY_CLAZZ = "clazz";
    public static final String PROPERTY_CONTAINER = "container";
    private boolean isArray;
    

    DataType(String value) {
        this.value = new Clazz().with(value);
    }

    DataType(Clazz value) {
        this.value = value;
    }

    public String getName(boolean shortName) {
        return getInternName(shortName, true);
    }

    protected String getInternName(boolean shortName, boolean primitivAllow) {
        if (this.value == null) {
            return null;
        }
        String result = this.value.getName(shortName);
        if (primitivAllow) {
            if(isArray) {
                return result+ARRAY;
            }
            return result;
        }
        if (shortName  == false || result == null || result.lastIndexOf(".") < 0) {
            result= EntityUtil.convertPrimitiveToObjectType(result);
            if(isArray) {
                return result+ARRAY;
            }
            return result;
        }
        result= EntityUtil.convertPrimitiveToObjectType(result.substring(result.lastIndexOf(".") + 1));
        if(isArray) {
            return result+ARRAY;
        }
        return result;
    }

    public Clazz getClazz() {
        return value;
    }

    public static DataType create(Object typ) {
        if (typ instanceof DataType) {
            return (DataType) typ;
        }
        if (typ instanceof Clazz) {
            return new DataType((Clazz) typ);
        }
        if (typ instanceof String) {
            return new DataType((String) typ);
        }
        if (typ instanceof Class<?>) {
            return new DataType(new Clazz((Class<?>) typ));
        }
        return null;
    }

    public DataType withExternal(boolean external) {
        if (this.value != null) {
            this.value.withExternal(external);
        }
        return this;
    }
    
    public DataType withArray(boolean value) {
        if(value) {
            DataType dataType = new DataType(this.getClazz());
            dataType.isArray = value;
            return dataType;
        }
        return this;
    }
    
    public boolean equals(Object obj) {
        if (obj instanceof String) {
            return ((String) obj).equalsIgnoreCase(this.getName(false));
        }
        if (obj instanceof DataType == false) {
            return false;
        }
        if (obj.hashCode() == this.hashCode()) {
            return true;
        }
        DataType other = (DataType) obj;
        if (this.getName(false) == null) {
            return other.getName(false) == null;
        }
        return getName(false).equals(other.getName(false));
    }

    @Override
    public int hashCode() {
        return super.hashCode();
    }

    public String toString(boolean ref) {
        String internName = this.getInternName(false, true);
        if(EntityUtil.isPrimitiveType(internName)) {
            if (ref) {
                return DataType.class.getSimpleName() + "." + internName.toUpperCase();
            }
            return DataType.class.getName() + "." + internName.toUpperCase();
        } else {
            if (ref) {
                return DataType.class.getSimpleName() + ".create(\"" + internName + "\")";
            }
            return DataType.class.getName() + ".create(\"" + internName + "\")";
        }
    }

    @Override
    public String toString() {
        String internName = this.getInternName(false, true);
        if (internName == null) {
            return "DataType.VOID";
        }
        if ("void char byte int long float double String boolean Object".indexOf(internName) >= 0) {
            return "DataType." + internName.toUpperCase();
        } else {
            return "DataType.create(\"" + internName + "\")";
        }
    }

    public Object getValue(String value) {
        if (PROPERTY_CLAZZ.equals(value)) {
            return getClazz();
        }
        if (Clazz.PROPERTY_EXTERNAL.equals(value)) {
            return getClazz().isExternal();
        }
        if (PROPERTY_NAME.equals(value) || PROPERTY_CONTAINER.equals(value)) {
            return getClazz().getName(true);
        }
        if (PROPERTY_CATEGORIE.equals(value)) {
            if (EntityUtil.isPrimitiveType(getInternName(false, true))) {
                return "PRIMITIVE";
            }
            return "OBJECT";
        }
        if (PROPERTY_OBJECTNAME.equals(value)) {
            String name = getClazz().getName(true);
            return EntityUtil.getObjectType(name);
        }
        return null;
    }
}