/**
* Copyright (c) 2013, Sana
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Sana nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Sana BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.sana.android.content;
import java.util.UUID;
import org.sana.android.db.UriHelper;
import org.sana.android.provider.Concepts;
import org.sana.android.provider.Encounters;
import org.sana.android.provider.Events;
import org.sana.android.provider.Instructions;
import org.sana.android.provider.Models;
import org.sana.android.provider.Notifications;
import org.sana.android.provider.Observations;
import org.sana.android.provider.Observers;
import org.sana.android.provider.Procedures;
import org.sana.android.provider.Subjects;
import android.content.UriMatcher;
import android.net.Uri;
/**
* UriMatcher wrapper which provides additional content information based on
* Uri match values.
*
* @author Sana Development
*
*/
public class ModelMatcher implements UriHelper {
public static final String TAG = ModelMatcher.class.getSimpleName();
private static ModelMatcher MATCHER = new ModelMatcher();
public static final String DIR_FORMAT = "%s/";
public static final String ID_FORMAT = "%s/*";
public static final String UUID_FORMAT = "%s/#";
private static final int CONTENT = 2;
private static final int OBJECT = 6;
public static final int ITEMS = 0;
public static final int ITEM_ID = 1;
public static final int ITEM_UUID = 3;
// object codes
public static final class Code{
private Code(){}
public static final int CONCEPT = 1;
public static final int ENCOUNTER = 2;
public static final int EVENT = 3;
public static final int INSTRUCTION = 4;
public static final int NOTIFICATION = 5;
public static final int OBSERVATION = 6;
public static final int OBSERVER = 7;
public static final int PROCEDURE = 8;
public static final int RELATIONSHIP = 9;
public static final int SUBJECT = 10;
}
// dir match codes OBJECT << CONTENT | ITEMS
public static final int CONCEPT_DIR = Code.CONCEPT << CONTENT | ITEMS;
public static final int ENCOUNTER_DIR = Code.ENCOUNTER << CONTENT | ITEMS;
public static final int EVENT_DIR = Code.EVENT << CONTENT | ITEMS;
public static final int INSTRUCTION_DIR = Code.INSTRUCTION << CONTENT | ITEMS;
public static final int NOTIFICATION_DIR = Code.NOTIFICATION << CONTENT | ITEMS;
public static final int OBSERVATION_DIR = Code.OBSERVATION << CONTENT | ITEMS;
public static final int OBSERVER_DIR = Code.OBSERVER << CONTENT | ITEMS;
public static final int PROCEDURE_DIR = Code.PROCEDURE << CONTENT | ITEMS;
public static final int RELATIONSHIP_DIR = Code.RELATIONSHIP << CONTENT | ITEMS;
public static final int SUBJECT_DIR = Code.SUBJECT << CONTENT | ITEMS;
// item match codes OBJECT << CONTENT | ITEM_ID
public static final int CONCEPT_ITEM = Code.CONCEPT << CONTENT | ITEM_ID;
public static final int ENCOUNTER_ITEM = Code.ENCOUNTER << CONTENT | ITEM_ID;
public static final int EVENT_ITEM = Code.EVENT << CONTENT | ITEM_ID;
public static final int INSTRUCTION_ITEM = Code.INSTRUCTION << CONTENT | ITEM_ID;
public static final int NOTIFICATION_ITEM = Code.NOTIFICATION << CONTENT | ITEM_ID;
public static final int OBSERVATION_ITEM = Code.OBSERVATION << CONTENT | ITEM_ID;
public static final int OBSERVER_ITEM = Code.OBSERVER << CONTENT | ITEM_ID;
public static final int PROCEDURE_ITEM = Code.PROCEDURE << CONTENT | ITEM_ID;
public static final int RELATIONSHIP_ITEM = Code.RELATIONSHIP << CONTENT | ITEM_ID;
public static final int SUBJECT_ITEM = Code.SUBJECT << CONTENT | ITEM_ID;
// item match codes OBJECT << CONTENT | ITEM_UUID
public static final int CONCEPT_UUID = Code.CONCEPT << CONTENT | ITEM_UUID;
public static final int ENCOUNTER_UUID = Code.ENCOUNTER << CONTENT | ITEM_UUID;
public static final int EVENT_UUID = Code.EVENT << CONTENT | ITEM_UUID;
public static final int INSTRUCTION_UUID = Code.INSTRUCTION << CONTENT | ITEM_UUID;
public static final int NOTIFICATION_UUID = Code.NOTIFICATION << CONTENT | ITEM_UUID;
public static final int OBSERVATION_UUID = Code.OBSERVATION << CONTENT | ITEM_UUID;
public static final int OBSERVER_UUID = Code.OBSERVER << CONTENT | ITEM_UUID;
public static final int PROCEDURE_UUID = Code.PROCEDURE << CONTENT | ITEM_UUID;
public static final int RELATIONSHIP_UUID = Code.RELATIONSHIP << CONTENT | ITEM_UUID;
public static final int SUBJECT_UUID = Code.SUBJECT << CONTENT | ITEM_UUID;
private static final UriMatcher mMatcher = new UriMatcher(UriMatcher.NO_MATCH);
static{
mMatcher.addURI(Models.AUTHORITY, "concept/", CONCEPT_DIR);
mMatcher.addURI(Models.AUTHORITY, "concept/#", CONCEPT_ITEM);
mMatcher.addURI(Models.AUTHORITY, "concept/*", CONCEPT_UUID);
mMatcher.addURI(Models.AUTHORITY, "encounter/", ENCOUNTER_DIR);
mMatcher.addURI(Models.AUTHORITY, "encounter/#", ENCOUNTER_ITEM);
mMatcher.addURI(Models.AUTHORITY, "encounter/*", ENCOUNTER_UUID);
mMatcher.addURI(Models.AUTHORITY, "event/", EVENT_DIR);
mMatcher.addURI(Models.AUTHORITY, "event/#", EVENT_ITEM);
mMatcher.addURI(Models.AUTHORITY, "event/*", EVENT_UUID);
mMatcher.addURI(Models.AUTHORITY, "instruction/", INSTRUCTION_DIR);
mMatcher.addURI(Models.AUTHORITY, "instruction/#", INSTRUCTION_ITEM);
mMatcher.addURI(Models.AUTHORITY, "instruction/*", INSTRUCTION_UUID);
mMatcher.addURI(Models.AUTHORITY, "notification/", NOTIFICATION_DIR);
mMatcher.addURI(Models.AUTHORITY, "notification/#", NOTIFICATION_ITEM);
mMatcher.addURI(Models.AUTHORITY, "notification/*", NOTIFICATION_UUID);
mMatcher.addURI(Models.AUTHORITY, "observation/", OBSERVATION_DIR);
mMatcher.addURI(Models.AUTHORITY, "observation/#", OBSERVATION_ITEM);
mMatcher.addURI(Models.AUTHORITY, "observation/*", OBSERVATION_UUID);
mMatcher.addURI(Models.AUTHORITY, "observer/", OBSERVER_DIR);
mMatcher.addURI(Models.AUTHORITY, "observer/#", OBSERVER_ITEM);
mMatcher.addURI(Models.AUTHORITY, "observer/*", OBSERVER_UUID);
mMatcher.addURI(Models.AUTHORITY, "procedure/", PROCEDURE_DIR);
mMatcher.addURI(Models.AUTHORITY, "procedure/#", PROCEDURE_ITEM);
mMatcher.addURI(Models.AUTHORITY, "procedure/*", PROCEDURE_UUID);
mMatcher.addURI(Models.AUTHORITY, "subject/", SUBJECT_DIR);
mMatcher.addURI(Models.AUTHORITY, "subject/#", SUBJECT_ITEM);
mMatcher.addURI(Models.AUTHORITY, "subject/*", SUBJECT_UUID);
mMatcher.addURI(Models.AUTHORITY, "patient/", SUBJECT_DIR);
mMatcher.addURI(Models.AUTHORITY, "patient/#", SUBJECT_ITEM);
mMatcher.addURI(Models.AUTHORITY, "patient/*", SUBJECT_UUID);
}
private ModelMatcher() {}
/*
* (non-Javadoc)
* @see org.sana.android.db.UriHelper#match(android.net.Uri)
*/
public int match(Uri uri){
int match = mMatcher.match(uri);
if(match != UriMatcher.NO_MATCH && matchContent(uri) == ITEM_UUID)
try{
UUID.fromString(uri.getLastPathSegment());
} catch(Exception e){
match = UriMatcher.NO_MATCH;
}
return match;
}
/* (non-Javadoc)
* @see org.sana.android.db.UriHelper#getType(android.net.Uri)
*/
/**
* Will return an ITEM type for item or uuid matches-i.e. path matching
* {@literal value/#} and {@literal value/*}. respectively
*/
@Override
public String getType(Uri uri) {
switch (match(uri)){
case CONCEPT_DIR:
return Concepts.CONTENT_TYPE;
case CONCEPT_UUID:
case CONCEPT_ITEM:
return Concepts.CONTENT_ITEM_TYPE;
case ENCOUNTER_DIR:
return Encounters.CONTENT_TYPE;
case ENCOUNTER_UUID:
case ENCOUNTER_ITEM:
return Encounters.CONTENT_ITEM_TYPE;
case EVENT_DIR:
return Events.CONTENT_TYPE;
case EVENT_UUID:
case EVENT_ITEM:
return Events.CONTENT_ITEM_TYPE;
case INSTRUCTION_DIR:
return Instructions.CONTENT_TYPE;
case INSTRUCTION_UUID:
case INSTRUCTION_ITEM:
return Instructions.CONTENT_ITEM_TYPE;
case NOTIFICATION_DIR:
return Notifications.CONTENT_TYPE;
case NOTIFICATION_UUID:
case NOTIFICATION_ITEM:
return Notifications.CONTENT_ITEM_TYPE;
case OBSERVATION_DIR:
return Observations.CONTENT_TYPE;
case OBSERVATION_UUID:
case OBSERVATION_ITEM:
return Observations.CONTENT_ITEM_TYPE;
case OBSERVER_DIR:
return Observers.CONTENT_TYPE;
case OBSERVER_UUID:
case OBSERVER_ITEM:
return Observers.CONTENT_ITEM_TYPE;
case PROCEDURE_DIR:
return Procedures.CONTENT_TYPE;
case PROCEDURE_UUID:
case PROCEDURE_ITEM:
return Procedures.CONTENT_ITEM_TYPE;
case SUBJECT_DIR:
return Subjects.CONTENT_TYPE;
case SUBJECT_UUID:
case SUBJECT_ITEM:
return Subjects.CONTENT_ITEM_TYPE;
default:
throw new IllegalArgumentException("Invalid uri. No match");
}
}
/**
* Returns the first two bits of the match code which correspond to the
* content type, dir or item.
*
* @param uri The Uri to match against.
* @return {@link #ITEMS} for a dir match, or {@link #ITEM_ID} for a single
* item match.
*/
public int matchContent(Uri uri){
return mMatcher.match(uri) & 3;
}
/**
* Returns the object match code which corresponds to the static fields
* of {@link #Code}.
*
* @param uri The Uri to match against
* @return An integer match code
*/
public int matchObject(Uri uri) {
return mMatcher.match(uri) >> CONTENT;
}
public int code(int objectCode, int itemCode) {
return objectCode << CONTENT | itemCode ;
}
public UUID parseUUID(Uri uri){
return UUID.fromString(uri.getLastPathSegment());
}
/**
* @return
*/
public static final ModelMatcher getInstance(){
return MATCHER;
}
}