spring-data-neo4j REST timeout

[Pamod Len]

Hi All,
In my project,I use spring-data-neo4j to connect the neo4j server.
but when i use the java api method "template.getGraphDatabaseService().getAllNodes()" .

I see error message like this:

Exception in thread "main" com.sun.jersey.api.client.ClientHandlerException: java.net.SocketTimeoutException: Read timed out
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:131)
	at com.sun.jersey.api.client.Client.handle(Client.java:616)
	at com.sun.jersey.api.client.WebResource.handle(WebResource.java:559)
	at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:72)
	at com.sun.jersey.api.client.WebResource$Builder.post(WebResource.java:494)
	at org.neo4j.rest.graphdb.ExecutingRestRequest.post(ExecutingRestRequest.java:134)
	at org.neo4j.rest.graphdb.ExecutingRestAPI.query(ExecutingRestAPI.java:404)
	at org.neo4j.rest.graphdb.ExecutingRestAPI.query(ExecutingRestAPI.java:425)
	at org.neo4j.rest.graphdb.RestAPIFacade.query(RestAPIFacade.java:230)
	at org.neo4j.rest.graphdb.query.RestCypherQueryEngine.query(RestCypherQueryEngine.java:50)
	at org.neo4j.rest.graphdb.RestGraphDatabase.getAllNodes(RestGraphDatabase.java:74)
	at com.neo4j.util.DownloadData.downloadData(DownloadData.java:33)
	at com.neo4j.main.MainTest.main(MainTest.java:16)
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.net.SocketInputStream.socketRead0(Native Method)
	at java.net.SocketInputStream.read(SocketInputStream.java:129)
	at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
	at java.io.BufferedInputStream.read1(BufferedInputStream.java:258)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:317)
	at sun.net.www.http.HttpClient.parseHTTPHeader(HttpClient.java:687)
	at sun.net.www.http.HttpClient.parseHTTP(HttpClient.java:632)
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1049)
	at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:373)
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler._invoke(URLConnectionClientHandler.java:218)
	at com.sun.jersey.client.urlconnection.URLConnectionClientHandler.handle(URLConnectionClientHandler.java:129)
	... 12 more

this is my applicationContext.xml:

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:neo4j="http://www.springframework.org/schema/data/neo4j"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xsi:schemaLocation="
       	http://www.springframework.org/schema/beans 
       	http://www.springframework.org/schema/beans/spring-beans.xsd
		http://www.springframework.org/schema/context 
		http://www.springframework.org/schema/context/spring-context.xsd
		http://www.springframework.org/schema/data/neo4j
		http://www.springframework.org/schema/data/neo4j/spring-neo4j.xsd
		http://www.springframework.org/schema/tx
		http://www.springframework.org/schema/tx/spring-tx.xsd">

	<context:spring-configured />
	<context:annotation-config />
	<context:component-scan
		base-package="org.springframework.data.neo4j.examples.hellograph" />

	<neo4j:config graphDatabaseService="graphDatabaseService" />
	<bean id="graphDatabaseService"
		class="org.springframework.data.neo4j.rest.SpringRestGraphDatabase">
		<constructor-arg index="0" value="http://localhost:7474/db/data" />
	</bean>

	<neo4j:repositories base-package="org.springframework.data.neo4j.examples.hellograph" />

	<bean id="neo4jTemplate" class="org.springframework.data.neo4j.support.Neo4jTemplate">
		<constructor-arg ref="graphDatabaseService" />
	</bean>

	<bean id="transactionManager"
		class="org.springframework.transaction.jta.JtaTransactionManager">
		<property name="transactionManager">
			<bean class="org.neo4j.kernel.impl.transaction.SpringTransactionManager">
				<constructor-arg ref="graphDatabaseService" />
			</bean>
		</property>
		<property name="userTransaction">
			<bean class="org.neo4j.kernel.impl.transaction.UserTransactionImpl">
				<constructor-arg ref="graphDatabaseService" />
			</bean>
		</property>
	</bean>

	<tx:annotation-driven mode="aspectj" transaction-manager="transactionManager" />
</beans>

this is my java:

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Iterator;

import org.neo4j.graphdb.Node;
import org.springframework.data.neo4j.support.Neo4jTemplate;

import com.neo4j.main.ContextUtil;

public class DownloadData {
    public static BufferedReader bufread;
    private static String path = "D:/data.txt";
    private static File filename = new File(path);
    private static FileWriter fileWriter;
    private static BufferedWriter bw;

    
    private static Neo4jTemplate template = (Neo4jTemplate) ContextUtil.getContext().getBean("neo4jTemplate");

    @SuppressWarnings("deprecation")
    public static void downloadData() {
        System.out.println("test");
        try {
            creatTxtFile();
            fileWriter = new FileWriter(path);
            bw = new BufferedWriter(fileWriter);
            for (Node n : template.getGraphDatabaseService().getAllNodes()) {
                // Node n = db.getNodeById(2);
                System.out.println("Got node " + n);
                Iterator<String> it = n.getPropertyKeys().iterator();
                String str = "";
                while (it.hasNext()) {
                    String key = it.next();
                    str = str + " " + key + ":" + n.getProperty(key);
                }
                writeTxtFile(n.getId() + str);
            }
            fileWriter.flush();
            bw.close();
            fileWriter.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            template.getGraphDatabaseService().shutdown();
        }
    }

    public static void creatTxtFile() throws IOException {
        if (!filename.exists()) {
            filename.createNewFile();
            System.err.println(filename + "is greated！");
        }
    }

    /**
     * write file.
     * 
     */
    public static void writeTxtFile(String newStr) throws IOException {
        bw.newLine();
        bw.write(newStr);
    }
}

please help me. Thanks.

[lassewesth]

For completeness, the same question is here: https://groups.google.com/forum/#!to...4j/ohRK5EvEwOo

Pamod, did Michael's advice help, or is this still a problem for you?

Regards,

Lasse

[Pamod Len]

Hi lasse
yes. that is me.
I found a nother way to realize my project.
So I steer clear of the problem