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• 3.2.2
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t.greendao-generator.3.2.2.source-code.content-provider.ftl Maven / Gradle / Ivy

<#-- @ftlvariable name="entity" type="org.greenrobot.greendao.generator.Entity" -->
<#-- @ftlvariable name="contentProvider" type="org.greenrobot.greendao.generator.ContentProvider" -->
<#-- @ftlvariable name="schema" type="org.greenrobot.greendao.generator.Schema" -->
package ${contentProvider.javaPackage};

import android.content.ContentProvider;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.sqlite.SQLiteQueryBuilder;
import android.net.Uri;

import org.greenrobot.greendao.DaoLog;
import org.greenrobot.greendao.database.StandardDatabase;
import org.greenrobot.greendao.database.Database;

import ${schema.defaultJavaPackageDao}.${schema.prefix}DaoSession;
import ${entity.javaPackageDao}.${entity.classNameDao};

/* Copy this code snippet into your AndroidManifest.xml inside the  element:

    
*/

public class ${contentProvider.className} extends ContentProvider {

    public static final String AUTHORITY = "${contentProvider.authority}";
    public static final String BASE_PATH = "${contentProvider.basePath}";
    public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/" + BASE_PATH);
    public static final String CONTENT_TYPE = ContentResolver.CURSOR_DIR_BASE_TYPE
            + "/" + BASE_PATH;
    public static final String CONTENT_ITEM_TYPE = ContentResolver.CURSOR_ITEM_BASE_TYPE
            + "/" + BASE_PATH;

    private static final String TABLENAME = ${entity.classNameDao}.TABLENAME;
    private static final String PK = ${entity.classNameDao}.Properties.${entity.pkProperty.propertyName?cap_first}.columnName;

<#assign counter = 0>
    private static final int ${entity.className?upper_case}_DIR = ${counter};
    private static final int ${entity.className?upper_case}_ID = ${counter+1};

    private static final UriMatcher sURIMatcher;

    static {
        sURIMatcher = new UriMatcher(UriMatcher.NO_MATCH);
        sURIMatcher.addURI(AUTHORITY, BASE_PATH, ${entity.className?upper_case}_DIR);
        sURIMatcher.addURI(AUTHORITY, BASE_PATH + "/#", ${entity.className?upper_case}_ID);
    }

    /**
    * This must be set from outside, it's recommended to do this inside your Application object.
    * Subject to change (static isn't nice).
    */
    public static ${schema.prefix}DaoSession daoSession;

    @Override
    public boolean onCreate() {
        // if(daoSession == null) {
        //     throw new IllegalStateException("${schema.prefix}DaoSession must be set before content provider is created");
        // }
        DaoLog.d("Content Provider started: " + CONTENT_URI);
        return true;
    }

    protected Database getDatabase() {
        if(daoSession == null) {
            throw new IllegalStateException("${schema.prefix}DaoSession must be set during content provider is active");
        }
        return daoSession.getDatabase();
    }

<#--
##########################################
########## Insert ##############
##########################################
-->
    @Override
    public Uri insert(Uri uri, ContentValues values) {
<#if contentProvider.isReadOnly()>
        throw new UnsupportedOperationException("This content provider is readonly");
<#else>
        int uriType = sURIMatcher.match(uri);
        long id = 0;
        String path = "";
        switch (uriType) {
        case ${entity.className?upper_case}_DIR:
            id = getDatabase().insert(TABLENAME, null, values);
            path = BASE_PATH + "/" + id;
            break;
        default:
            throw new IllegalArgumentException("Unknown URI: " + uri);
        }
        getContext().getContentResolver().notifyChange(uri, null);
        return Uri.parse(path);


    }

<#--
##########################################
########## Delete ##############
##########################################
-->
    @Override
    public int delete(Uri uri, String selection, String[] selectionArgs) {
<#if contentProvider.isReadOnly()>
        throw new UnsupportedOperationException("This content provider is readonly");
<#else>
        int uriType = sURIMatcher.match(uri);
        Database db = getDatabase();
        int rowsDeleted = 0;
        String id;
        switch (uriType) {
        case ${entity.className?upper_case}_DIR:
                rowsDeleted = db.delete(TABLENAME, selection, selectionArgs);
                break;
        case ${entity.className?upper_case}_ID:
            id = uri.getLastPathSegment();
            if (TextUtils.isEmpty(selection)) {
                rowsDeleted = db.delete(TABLENAME, PK + "=" + id, null);
            } else {
                rowsDeleted = db.delete(TABLENAME, PK + "=" + id + " and "
                                + selection, selectionArgs);
            }
            break;
        default:
            throw new IllegalArgumentException("Unknown URI: " + uri);
        }
        getContext().getContentResolver().notifyChange(uri, null);
        return rowsDeleted;

    }

    <#--
##########################################
########## Update ##############
##########################################
-->
    @Override
    public int update(Uri uri, ContentValues values, String selection,
            String[] selectionArgs) {
<#if contentProvider.isReadOnly()>
        throw new UnsupportedOperationException("This content provider is readonly");
<#else>
        int uriType = sURIMatcher.match(uri);
        Database db = getDatabase();
        int rowsUpdated = 0;
        String id;
        switch (uriType) {
        case ${entity.className?upper_case}_DIR:
            rowsUpdated = db.update(TABLENAME, values, selection, selectionArgs);
            break;
        case ${entity.className?upper_case}_ID:
            id = uri.getLastPathSegment();
            if (TextUtils.isEmpty(selection)) {
                    rowsUpdated = db.update(TABLENAME, values, PK + "=" + id, null);
            } else {
                    rowsUpdated = db.update(TABLENAME, values, PK + "=" + id
                                    + " and " + selection, selectionArgs);
            }
            break;
        default:
            throw new IllegalArgumentException("Unknown URI: " + uri);
        }
        getContext().getContentResolver().notifyChange(uri, null);
        return rowsUpdated;

    }

     <#--
##########################################
########## Query ##############
##########################################
-->
    @Override
    public Cursor query(Uri uri, String[] projection, String selection,
            String[] selectionArgs, String sortOrder) {

        SQLiteQueryBuilder queryBuilder = new SQLiteQueryBuilder();
        int uriType = sURIMatcher.match(uri);
        switch (uriType) {
        case ${entity.className?upper_case}_DIR:
            queryBuilder.setTables(TABLENAME);
            break;
        case ${entity.className?upper_case}_ID:
            queryBuilder.setTables(TABLENAME);
            queryBuilder.appendWhere(PK + "="
                    + uri.getLastPathSegment());
            break;
        default:
            throw new IllegalArgumentException("Unknown URI: " + uri);
        }

        Database db = getDatabase();
        Cursor cursor = queryBuilder.query(((StandardDatabase) db).getSQLiteDatabase(), projection, selection,
                selectionArgs, null, null, sortOrder);
        cursor.setNotificationUri(getContext().getContentResolver(), uri);

        return cursor;
    }

    <#--
##########################################
########## GetType ##############
##########################################
-->
    @Override
    public final String getType(Uri uri) {
        switch (sURIMatcher.match(uri)) {
        case ${entity.className?upper_case}_DIR:
            return CONTENT_TYPE;
        case ${entity.className?upper_case}_ID:
            return CONTENT_ITEM_TYPE;
        default :
            throw new IllegalArgumentException("Unsupported URI: " + uri);
        }
    }
}