APEXCORE-725 Example for configuring map properties.
diff --git a/docs/application_packages.md b/docs/application_packages.md
index 74886fc..95a0f27 100644
--- a/docs/application_packages.md
+++ b/docs/application_packages.md
@@ -12,7 +12,7 @@
You will need have the following installed:
1. Apache Maven 3.0 or later (for assembling the App Package)
-2. Apache Apex 3.2.0 or later (for launching the App Package in your cluster)
+2. Apache Apex 3.6.0 or later (for launching the App Package in your cluster)
## Creating Your First Apex App Package
@@ -24,11 +24,13 @@
First, change to the directory where you put your projects, and create
an Apex application project using Maven by running the following
command. Replace "com.example", "myapp" and "1.0-SNAPSHOT" with the
-appropriate values (make sure this is all on one line):
+appropriate values (make sure this is all on one line). You can also
+replace "RELEASE" with a specific Apex version number (like "3.6.0")
+if you don't want to use the most recent release:
$ mvn archetype:generate \
-DarchetypeGroupId=org.apache.apex \
- -DarchetypeArtifactId=apex-app-archetype -DarchetypeVersion=3.4.0 \
+ -DarchetypeArtifactId=apex-app-archetype -DarchetypeVersion=RELEASE \
-DgroupId=com.example -Dpackage=com.example.myapp -DartifactId=myapp \
-Dversion=1.0-SNAPSHOT
@@ -84,7 +86,7 @@
Group ID: org.apache.apex
Artifact ID: apex-app-archetype
-Version: 3.4.0 (or any later version)
+Version: 3.6.0 (or any later version)
## Writing Your Own App Package
@@ -96,7 +98,7 @@
Under the project, you can add project dependencies in pom.xml, or do it
through your IDE. Here’s the section that describes the dependencies in
the default pom.xml:
-```
+```xml
<dependencies>
<!-- add your dependencies here -->
<dependency>
@@ -173,7 +175,7 @@
properties and application specific properties. They are all specified
as name value pairs, in XML format, like the following.
-```
+```xml
<?xml version="1.0"?>
<configuration>
<property>
@@ -196,7 +198,7 @@
specifies the name of the attribute. Below is an example snippet setting
the streaming windows size of the application to be 1000 milliseconds.
-```
+```xml
<property>
<name>apex.attr.STREAMING_WINDOW_SIZE_MILLIS</name>
<value>1000</value>
@@ -223,7 +225,7 @@
shown below. It specifies the number of streaming windows for one
application window of an operator named “input” to be 10
-```
+```xml
<property>
<name>apex.operator.input.attr.APPLICATION_WINDOW_COUNT</name>
<value>10</value>
@@ -247,7 +249,7 @@
this is specified below. It specifies the property “hostname” of the
redis server for a “redis” output operator.
-```
+```xml
<property>
<name>apex.operator.redis.prop.host</name>
<value>127.0.0.1</value>
@@ -263,6 +265,17 @@
value is passed as an argument. In the above example the method setHost
will be called on the “redis” operator with “127.0.0.1” as the argument.
+Properties that are collection types can also be configured, based on the beanutils
+syntax. For example, the connection properties of the JDBC store can be accessed
+like this:
+
+```xml
+ <property>
+ <name>apex.operator.jdbc.prop.store.connectionProperties(user)</name>
+ <value>your-user-name</value>
+ </property>
+```
+
### Port attributes
Port attributes are used to specify the platform behavior for input and
output ports. They can be specified using the parameter ```apex.operator.<operator-name>.inputport.<port-name>.attr.<attribute>```
@@ -274,7 +287,7 @@
capacity for an input port named “input” of an operator named “range” to
be 4k.
-```
+```xml
<property>
<name>apex.operator.range.inputport.input.attr.QUEUE_CAPACITY</name>
<value>4000</value>
@@ -306,7 +319,7 @@
“stream1” to container local indicating that the operators the stream is
connecting be run in the same container.
-```
+```xml
<property>
<name>apex.stream.stream1.prop.locality</name>
<value>CONTAINER_LOCAL</value>
@@ -337,7 +350,7 @@
specify a group for applications, operators, ports or streams. For
example, to specify an attribute for all ports of an operator it can be
done as follows
-```
+```xml
<property>
<name>apex.operator.range.port.*.attr.QUEUE_CAPACITY</name>
<value>4000</value>
@@ -357,7 +370,7 @@
src/main/resources/META-INF/properties.xml under the App Package
project. The properties.xml may look like:
-```
+```xml
<?xml version="1.0"?>
<configuration>
<property>
@@ -433,9 +446,9 @@
In a Apex App Package project, the pom.xml file contains a
section that looks like:
-```
+```xml
<properties>
- <apex.version>3.4.0</apex.version>
+ <apex.core.version>3.6.0</apex.core.version>
<apex.apppackage.classpath\>lib*.jar</apex.apppackage.classpath>
</properties>
```
@@ -535,7 +548,7 @@
```
$ mvn archetype:generate -DarchetypeGroupId=org.apache.apex \
- -DarchetypeArtifactId=apex-conf-archetype -DarchetypeVersion=3.4.0 \
+ -DarchetypeArtifactId=apex-conf-archetype -DarchetypeVersion=RELEASE \
-DgroupId=com.example -Dpackage=com.example.myconfig -DartifactId=myconfig \
-Dversion=1.0-SNAPSHOT
```
