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From ivasilin...@apache.org
Subject [38/50] [abbrv] incubator-ignite git commit: #ignite-964: change cache-put-get-example.js
Date Fri, 10 Jul 2015 08:58:00 GMT
#ignite-964: change cache-put-get-example.js


Project: http://git-wip-us.apache.org/repos/asf/incubator-ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ignite/commit/bfc899e4
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ignite/tree/bfc899e4
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ignite/diff/bfc899e4

Branch: refs/heads/ignite-964
Commit: bfc899e42dcb652412e9a203dd46295ff6f5affa
Parents: 242c21b
Author: ivasilinets <ivasilinets@gridgain.com>
Authored: Thu Jul 9 17:40:03 2015 +0300
Committer: ivasilinets <ivasilinets@gridgain.com>
Committed: Thu Jul 9 17:40:03 2015 +0300

----------------------------------------------------------------------
 examples/src/main/js/cache-api-example.js     |   2 +-
 examples/src/main/js/cache-put-get-example.js | 132 +++++++++------------
 2 files changed, 59 insertions(+), 75 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/bfc899e4/examples/src/main/js/cache-api-example.js
----------------------------------------------------------------------
diff --git a/examples/src/main/js/cache-api-example.js b/examples/src/main/js/cache-api-example.js
index d17276a..1514941 100644
--- a/examples/src/main/js/cache-api-example.js
+++ b/examples/src/main/js/cache-api-example.js
@@ -55,7 +55,7 @@ function main() {
             cache.getAndPut(1, "1", onGetAndPut)
         });
 
-        onGetAndPut = function(err, entry) {
+        function onGetAndPut(err, entry) {
             console.log(">>> Get and put finished [result=" + entry + "]");
 
             // Put and do not return previous value.

http://git-wip-us.apache.org/repos/asf/incubator-ignite/blob/bfc899e4/examples/src/main/js/cache-put-get-example.js
----------------------------------------------------------------------
diff --git a/examples/src/main/js/cache-put-get-example.js b/examples/src/main/js/cache-put-get-example.js
index 7a9b035..75da096 100644
--- a/examples/src/main/js/cache-put-get-example.js
+++ b/examples/src/main/js/cache-put-get-example.js
@@ -16,104 +16,88 @@
  */
 
 var apacheIgnite = require("apache-ignite");
-
 var Ignition = apacheIgnite.Ignition;
 var CacheEntry = apacheIgnite.CacheEntry;
 
-Ignition.start(['127.0.0.1:9095'], null, onConnect);
-
-function onConnect(err, ignite) {
-    if (err)
-        throw err;
-
-   ignite.getOrCreateCache("PutGetExampleCache", function(err, cache) {
-            putGet(cache);
-
-            putAllGetAll(cache);
-        });
-}
-
-putGet = function(cache) {
-    console.log(">>> Cache put-get example started.");
-
-    var keyCnt = 20;
-
-    var putCnt = 0;
-
-    var onGet = function(err, res) {
-        if (err) {
-            console.log("Error: " + err);
-
-            throw new Error(err);
-        }
-
-        console.log("Get val=" + res);
+/**
+  * This example demonstrates very basic operations on cache, such as 'put' and 'get'.
+  * <p>
+  * Remote nodes should always be started with special configuration file which
+  * enables P2P class loading: {@code 'ignite.{sh|bat} examples/config/js/example-js-cache.xml'}.
+  * <p>
+  * Alternatively you can run {@link ExampleJsNodeStartup} in another JVM which will
+  * start node with {@code examples/config/js/example-js-cache.xml} configuration.
+  */
+function main() {
+    /** Cache name. */
+    var cacheName = "PutGetExampleCache";
+
+    /** Connect to node that started with {@code examples/config/js/example-js-cache.xml}
configuration. */
+    Ignition.start(['127.0.0.1:9095'], null, onConnect);
+
+    function onConnect(err, ignite) {
+       ignite.getOrCreateCache(cacheName, function(err, cache) { putGetExample(ignite, cache);
});
     }
 
-    var onPut = function(err) {
-        if (err) {
-            console.log("Error: " + err);
+    /** Execute individual puts and gets. */
+    putGetExample = function(ignite, cache) {
+        console.log(">>> Cache put-get example started.");
 
-            throw new Error(err);
-        }
+        var key = 1;
+
+        // Store key in cache.
+        cache.put(key, "1", onPut);
 
-        if (putCnt < keyCnt - 1) {
-            putCnt++;
+        function onPut(err) {
+            console.log(">>> Stored values in cache.");
 
-            return;
+            cache.get(key, onGet);
         }
 
-        console.log(">>> Stored values in cache.");
+        function onGet(err, res) {
+            console.log("Get val=" + res);
 
-        for (var i = 0; i < keyCnt; i++) {
-            cache.get(i, onGet);
+            putAllGetAll(ignite, cache);
         }
     }
 
-    // Store keys in cache.
-    for (var i = 0; i < keyCnt; i++) {
-        cache.put(i, i.toString(), onPut);
-    }
-}
-
-putAllGetAll = function(cache) {
-    console.log(">>> Starting putAll-getAll example.");
-
-    var keyCnt = 20;
+    /** Execute bulk {@code putAll(...)} and {@code getAll(...)} operations. */
+    function putAllGetAll(ignite, cache) {
+        console.log(">>> Starting putAll-getAll example.");
 
-    var batch = [];
-    var keys = [];
+        var keyCnt = 20;
 
-    for (var i = keyCnt; i < keyCnt + keyCnt; ++i) {
-        var key = i;
+        // Create batch.
+        var batch = [];
+        var keys = [];
 
-        var val = "bulk-" + i;
+        for (var i = keyCnt; i < keyCnt + keyCnt; ++i) {
+            var key = i;
+            var val = "bulk-" + i;
 
-        keys.push(key);
-        batch.push(new CacheEntry(key, val));
-    }
+            keys.push(key);
+            batch.push(new CacheEntry(key, val));
+        }
 
-    var onGetAll = function(err, entries) {
-        if (err) {
-            console.log("Error: " + err);
+        cache.putAll(batch, onPutAll);
 
-            throw new Error(err);
-        }
+        function onPutAll(err) {
+            console.log(">>> Stored values in cache.");
 
-        for (var e of entries) {
-            console.log("Got entry [key=" + e.key + ", val=" + e.value + ']');
+            cache.getAll(keys, onGetAll);
         }
-    }
 
-    var onPutAll= function(err) {
-        if (err) {
-            console.log("Error: " + err);
+        function onGetAll(err, entries) {
+            for (var e of entries) {
+                console.log("Got entry [key=" + e.key + ", val=" + e.value + ']');
+            }
 
-            throw new Error(err);
+            // Destroying cache.
+            ignite.destroyCache(cacheName, function(err) {
+                    console.log(">>> End of cache put-get example.");
+                });
         }
-
-        cache.getAll(keys, onGetAll);
     }
+}
 
-    cache.putAll(batch, onPutAll);
-}
\ No newline at end of file
+main();
\ No newline at end of file


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