trivialdrivesample/util/Inventory.java

/* Copyright (c) 2012 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.trivialdrivesample.util;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Represents a block of information about in-app items.
 * An Inventory is returned by such methods as {@link IabHelper#queryInventory}.
 */
public class Inventory {
    Map<String,SkuDetails> mSkuMap = new HashMap<String,SkuDetails>();
    Map<String,Purchase> mPurchaseMap = new HashMap<String,Purchase>();

    Inventory() { }

    /** Returns the listing details for an in-app product. */
    public SkuDetails getSkuDetails(String sku) {
        return mSkuMap.get(sku);
    }

    /** Returns purchase information for a given product, or null if there is no purchase. */
    public Purchase getPurchase(String sku) {
        return mPurchaseMap.get(sku);
    }

    /** Returns whether or not there exists a purchase of the given product. */
    public boolean hasPurchase(String sku) {
        return mPurchaseMap.containsKey(sku);
    }

    /** Return whether or not details about the given product are available. */
    public boolean hasDetails(String sku) {
        return mSkuMap.containsKey(sku);
    }

    /**
     * Erase a purchase (locally) from the inventory, given its product ID. This just
     * modifies the Inventory object locally and has no effect on the server! This is
     * useful when you have an existing Inventory object which you know to be up to date,
     * and you have just consumed an item successfully, which means that erasing its
     * purchase data from the Inventory you already have is quicker than querying for
     * a new Inventory.
     */
    public void erasePurchase(String sku) {
        if (mPurchaseMap.containsKey(sku)) mPurchaseMap.remove(sku);
    }

    /** Returns a list of all owned product IDs. */
    List<String> getAllOwnedSkus() {
        return new ArrayList<String>(mPurchaseMap.keySet());
    }

    /** Returns a list of all owned product IDs of a given type */
    List<String> getAllOwnedSkus(String itemType) {
        List<String> result = new ArrayList<String>();
        for (Purchase p : mPurchaseMap.values()) {
            if (p.getItemType().equals(itemType)) result.add(p.getSku());
        }
        return result;
    }

    /** Returns a list of all purchases. */
    List<Purchase> getAllPurchases() {
        return new ArrayList<Purchase>(mPurchaseMap.values());
    }

    void addSkuDetails(SkuDetails d) {
        mSkuMap.put(d.getSku(), d);
    }

    void addPurchase(Purchase p) {
        mPurchaseMap.put(p.getSku(), p);
    }
}
1	torben	2123	/* Copyright (c) 2012 Google Inc.
2			*
3			* Licensed under the Apache License, Version 2.0 (the "License");
4			* you may not use this file except in compliance with the License.
5			* You may obtain a copy of the License at
6			*
7			* http://www.apache.org/licenses/LICENSE-2.0
8			*
9			* Unless required by applicable law or agreed to in writing, software
10			* distributed under the License is distributed on an "AS IS" BASIS,
11			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12			* See the License for the specific language governing permissions and
13			* limitations under the License.
14			*/
15
16			package com.example.android.trivialdrivesample.util;
17
18			import java.util.ArrayList;
19			import java.util.HashMap;
20			import java.util.List;
21			import java.util.Map;
22
23			/**
24			* Represents a block of information about in-app items.
25			* An Inventory is returned by such methods as {@link IabHelper#queryInventory}.
26			*/
27			public class Inventory {
28			Map<String,SkuDetails> mSkuMap = new HashMap<String,SkuDetails>();
29			Map<String,Purchase> mPurchaseMap = new HashMap<String,Purchase>();
30
31			Inventory() { }
32
33			/** Returns the listing details for an in-app product. */
34			public SkuDetails getSkuDetails(String sku) {
35			return mSkuMap.get(sku);
36			}
37
38			/** Returns purchase information for a given product, or null if there is no purchase. */
39			public Purchase getPurchase(String sku) {
40			return mPurchaseMap.get(sku);
41			}
42
43			/** Returns whether or not there exists a purchase of the given product. */
44			public boolean hasPurchase(String sku) {
45			return mPurchaseMap.containsKey(sku);
46			}
47
48			/** Return whether or not details about the given product are available. */
49			public boolean hasDetails(String sku) {
50			return mSkuMap.containsKey(sku);
51			}
52
53			/**
54			* Erase a purchase (locally) from the inventory, given its product ID. This just
55			* modifies the Inventory object locally and has no effect on the server! This is
56			* useful when you have an existing Inventory object which you know to be up to date,
57			* and you have just consumed an item successfully, which means that erasing its
58			* purchase data from the Inventory you already have is quicker than querying for
59			* a new Inventory.
60			*/
61			public void erasePurchase(String sku) {
62			if (mPurchaseMap.containsKey(sku)) mPurchaseMap.remove(sku);
63			}
64
65			/** Returns a list of all owned product IDs. */
66			List<String> getAllOwnedSkus() {
67			return new ArrayList<String>(mPurchaseMap.keySet());
68			}
69
70			/** Returns a list of all owned product IDs of a given type */
71			List<String> getAllOwnedSkus(String itemType) {
72			List<String> result = new ArrayList<String>();
73			for (Purchase p : mPurchaseMap.values()) {
74			if (p.getItemType().equals(itemType)) result.add(p.getSku());
75			}
76			return result;
77			}
78
79			/** Returns a list of all purchases. */
80			List<Purchase> getAllPurchases() {
81			return new ArrayList<Purchase>(mPurchaseMap.values());
82			}
83
84			void addSkuDetails(SkuDetails d) {
85			mSkuMap.put(d.getSku(), d);
86			}
87
88			void addPurchase(Purchase p) {
89			mPurchaseMap.put(p.getSku(), p);
90			}
91			}