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pull wallet and wallet id
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amihaiemil committed Jan 21, 2019
1 parent ffe8aae commit 721134a
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Showing 8 changed files with 323 additions and 26 deletions.
46 changes: 29 additions & 17 deletions src/main/java/com/amihaiemil/zold/RestfulZoldWts.java
Expand Up @@ -25,17 +25,19 @@
*/
package com.amihaiemil.zold;

import java.io.IOException;
import java.net.URI;

import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.HttpClients;

/**
* RESTful Zold network entry point.
* @author Mihai Andronache (amihaiemil@gmail.com)
* @version $Id$
* @since 0.0.1
* @todo #11:30min implement body of interface methods.
*/
public final class RestfulZoldWts implements ZoldWts {

Expand All @@ -47,19 +49,20 @@ public final class RestfulZoldWts implements ZoldWts {
/**
* Base URI.
*/
private final URI baseUri;
private final URI baseUri = URI.create("https://wts.zold.io");

/**
* Constructor.
* @param baseUri Base URI.
* @param key API kei. Get it at https://wts.zold.io/api.
*/
public RestfulZoldWts(final URI baseUri) {
public RestfulZoldWts(final String key) {
this(
HttpClients.custom()
.setMaxConnPerRoute(10)
.setMaxConnTotal(10)
.build(),
baseUri
.addInterceptorFirst(new XZoldWtsRequestHeader(key))
.addInterceptorFirst(new UserAgentRequestHeader())
.build()
);
}

Expand All @@ -69,21 +72,30 @@ public RestfulZoldWts(final URI baseUri) {
* Use this constructor only if you know what you're doing.
*
* @param client Given HTTP Client.
* @param baseUri Base URI.
*/
public RestfulZoldWts(final HttpClient client, final URI baseUri) {
public RestfulZoldWts(final HttpClient client) {
this.client = client;
this.baseUri = baseUri;
}

/**
* Pull the wallet from the network.
* @return Wallet object.
*/
public Wallet pull() {
throw new UnsupportedOperationException(
"Not yet implemented. If you can contribute please, do it at "
+ "https://github.com/amihaiemil/zold-java-client"
@Override
public Wallet pull() throws IOException {
final HttpGet pull = new HttpGet(
URI.create(this.baseUri.toString() + "/pull")
);
try {
return this.client.execute(
pull,
new WaitForWallet(
new MatchStatus(
pull.getURI(),
HttpStatus.SC_MOVED_TEMPORARILY
),
this.client,
this.baseUri
)
);
} finally {
pull.releaseConnection();
}
}
}
112 changes: 112 additions & 0 deletions src/main/java/com/amihaiemil/zold/RtWallet.java
@@ -0,0 +1,112 @@
/**
* Copyright (c) 2019, Mihai Emil Andronache
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1)Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2)Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3)Neither the name of zold-java-client nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.amihaiemil.zold;

import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;

import java.io.IOException;
import java.net.URI;

/**
* RESTful Zold wallet.
* @author Mihai Andronache (amihaiemil@gmail.com)
* @version $Id$
* @since 0.0.1
* @todo #19:30min Continue implementing Wallet operations.
* Don't forget to wait for each job completion.
* @checkstyle ParameterNumber (200 lines)
*/
final class RtWallet implements Wallet {

/**
* API client.
*/
private final HttpClient client;

/**
* Base uri.
*/
private final URI baseUri;

/**
* Ctor.
* @param client API Client.
* @param baseUri URI.
*/
RtWallet(final HttpClient client, final URI baseUri) {
this.client = client;
this.baseUri = baseUri;
}

@Override
public String getId() throws IOException {
final HttpGet walletId = new HttpGet(
URI.create(this.baseUri.toString() + "/id")
);
try {
return this.client.execute(
walletId,
new ReadString(
new MatchStatus(
walletId.getURI(),
HttpStatus.SC_OK
)
)
);
} finally {
walletId.releaseConnection();
}
}

@Override
public double balance() {
throw new UnsupportedOperationException(
"Not yet implemented. If you can contribute please, do it at "
+ "https://github.com/amihaiemil/zold-java-client"
);
}

@Override
public void pay(
final String keygap, final String user,
final double amount, final String details
) {
throw new UnsupportedOperationException(
"Not yet implemented. If you can contribute please, do it at "
+ "https://github.com/amihaiemil/zold-java-client"
);
}

@Override
public void find(final String id, final String details) {
throw new UnsupportedOperationException(
"Not yet implemented. If you can contribute please, do it at "
+ "https://github.com/amihaiemil/zold-java-client"
);
}
}
3 changes: 0 additions & 3 deletions src/main/java/com/amihaiemil/zold/UserAgentRequestHeader.java
Expand Up @@ -38,9 +38,6 @@
* @author Ammar Atef (a_atef45@yahoo.com)
* @version $Id$
* @since 0.0.1
* @todo #7:30min We should use this class wherever we are
* instantiating an HttpClient in order to send the User-Agent
* HTTP header.
*/
final class UserAgentRequestHeader extends RequestDefaultHeaders {

Expand Down
111 changes: 111 additions & 0 deletions src/main/java/com/amihaiemil/zold/WaitForWallet.java
@@ -0,0 +1,111 @@
/**
* Copyright (c) 2019, Mihai Emil Andronache
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1)Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2)Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3)Neither the name of zold-java-client nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.amihaiemil.zold;

import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;

import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;

/**
* Fetch a wallet, after checking the job's status.
* @author Mihai Andronache (amihaiemil@gmail.com)
* @version $Id$
* @since 0.0.1
*/
final class WaitForWallet implements ResponseHandler<Wallet> {

/**
* Handlers to be executed before actually reading the array.
*/
private final ResponseHandler<HttpResponse> other;

/**
* API client.
*/
private final HttpClient client;

/**
* Base uri.
*/
private final URI baseUri;

/**
* Ctor.
*
* @param other Handlers to be executed before actually reading the array.
* @param client API Http client.
* @param baseUri Base URI.
*/
WaitForWallet(
final ResponseHandler<HttpResponse> other,
final HttpClient client,
final URI baseUri
) {
this.other = other;
this.client = client;
this.baseUri = baseUri;
}

@Override
public Wallet handleResponse(final HttpResponse httpResponse)
throws IOException {
final HttpResponse resp = this.other.handleResponse(httpResponse);
final String jobId = resp.getFirstHeader("X-Zold-Job").getValue();
if(jobId == null || jobId.isEmpty()) {
throw new IllegalStateException(
"X-Zold-Job header expected on response " + httpResponse
);
} else {
try {
Thread.sleep(1000);
final URIBuilder uri = new URIBuilder(
this.baseUri.toString() + "/job"
).addParameter("id", jobId);
final HttpGet status = new HttpGet(uri.build());
this.client.execute(
status,
new MatchStatus(
status.getURI(),
HttpStatus.SC_OK
)
);
return new RtWallet(this.client, this.baseUri);
} catch (final InterruptedException | URISyntaxException ex) {
throw new IllegalStateException(
"Exception while waiting for Wallet!", ex
);
}

}
}
}
10 changes: 10 additions & 0 deletions src/main/java/com/amihaiemil/zold/Wallet.java
Expand Up @@ -25,13 +25,23 @@
*/
package com.amihaiemil.zold;

import java.io.IOException;

/**
* Zold Wallet.
* @author Ammar Atef (ammar.atef45@gmail.com)
* @version $Id$
* @since 0.0.1
*/
public interface Wallet {

/**
* Get the wallet's ID.
* @return String.
* @throws IOException If there's a networking problem.
*/
String getId() throws IOException;

/**
* Get the balance of the wallet.
* @return Balance
Expand Down

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