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Merged
bbakerman merged 3 commits into from
Jan 27, 2017
Merged

extract relay classes to interfaces and implementations #267

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7927b9a
relay interfaces
Dec 12, 2016
659c6ae
edge as well
Dec 12, 2016
adb7fed
use getter
Dec 12, 2016
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25 changes: 6 additions & 19 deletions src/main/java/graphql/relay/Connection.java
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Original file line number Diff line number Diff line change
@@ -1,27 +1,14 @@
package graphql.relay;


import java.util.ArrayList;
import java.util.List;

public class Connection {
private List<Edge> edges = new ArrayList<Edge>();

private PageInfo pageInfo;

public List<Edge> getEdges() {
return edges;
}
/**
* represents a connection in relay.
*/
public interface Connection {

public void setEdges(List<Edge> edges) {
this.edges = edges;
}
List<Edge> getEdges();

public PageInfo getPageInfo() {
return pageInfo;
}
PageInfo getPageInfo();

public void setPageInfo(PageInfo pageInfo) {
this.pageInfo = pageInfo;
}
}
39 changes: 5 additions & 34 deletions src/main/java/graphql/relay/ConnectionCursor.java
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Original file line number Diff line number Diff line change
@@ -1,39 +1,10 @@
package graphql.relay;

/**
* represents a connection cursor in relay.
*/
public interface ConnectionCursor {

public class ConnectionCursor {
String getValue();

private final String value;

public ConnectionCursor(String value) {
this.value = value;
}

public String getValue() {
return value;
}

@Override
public boolean equals(Object o) {


if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;

ConnectionCursor that = (ConnectionCursor) o;

if (value != null ? !value.equals(that.value) : that.value != null) return false;

return true;
}

@Override
public int hashCode() {
return value != null ? value.hashCode() : 0;
}

@Override
public String toString() {
return value;
}
}
38 changes: 38 additions & 0 deletions src/main/java/graphql/relay/DefaultConnection.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,38 @@
package graphql.relay;

import java.util.ArrayList;
import java.util.List;

public class DefaultConnection implements Connection {

private List<Edge> edges = new ArrayList<Edge>();

private PageInfo pageInfo;

@Override
public List<Edge> getEdges() {
return edges;
}

public void setEdges(List<Edge> edges) {
this.edges = edges;
}

@Override
public PageInfo getPageInfo() {
return pageInfo;
}

public void setPageInfo(PageInfo pageInfo) {
this.pageInfo = pageInfo;
}

@Override
public String toString() {
final StringBuilder sb = new StringBuilder("DefaultConnection{");
sb.append("edges=").append(edges);
sb.append(", pageInfo=").append(pageInfo);
sb.append('}');
return sb.toString();
}
}
43 changes: 43 additions & 0 deletions src/main/java/graphql/relay/DefaultConnectionCursor.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,43 @@
package graphql.relay;

public class DefaultConnectionCursor implements ConnectionCursor {

private final String value;

public DefaultConnectionCursor(String value) {
if (value == null || value.isEmpty()) {
throw new IllegalArgumentException("connection value cannot be null or empty");
}
this.value = value;
}

@Override
public String getValue() {
return value;
}

@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
DefaultConnectionCursor that = (DefaultConnectionCursor) o;
if (value != null ? !value.equals(that.value) : that.value != null) {
return false;
}
return true;
}

@Override
public int hashCode() {
return value != null ? value.hashCode() : 0;
}

@Override
public String toString() {
return value;
}
}
39 changes: 39 additions & 0 deletions src/main/java/graphql/relay/DefaultEdge.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
package graphql.relay;

public class DefaultEdge implements Edge {

public DefaultEdge(Object node, DefaultConnectionCursor cursor) {
this.node = node;
this.cursor = cursor;
}

private Object node;
private ConnectionCursor cursor;

@Override
public Object getNode() {
return node;
}

public void setNode(Object node) {
this.node = node;
}

@Override
public ConnectionCursor getCursor() {
return cursor;
}

public void setCursor(ConnectionCursor cursor) {
this.cursor = cursor;
}

@Override
public String toString() {
final StringBuilder sb = new StringBuilder("DefaultEdge{");
sb.append("node=").append(node);
sb.append(", cursor=").append(cursor);
sb.append('}');
return sb.toString();
}
}
56 changes: 56 additions & 0 deletions src/main/java/graphql/relay/DefaultPageInfo.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,56 @@
package graphql.relay;

public class DefaultPageInfo implements PageInfo {

private ConnectionCursor startCursor;
private ConnectionCursor endCursor;
private boolean hasPreviousPage;
private boolean hasNextPage;

@Override
public ConnectionCursor getStartCursor() {
return startCursor;
}

public void setStartCursor(ConnectionCursor startCursor) {
this.startCursor = startCursor;
}

@Override
public ConnectionCursor getEndCursor() {
return endCursor;
}

public void setEndCursor(ConnectionCursor endCursor) {
this.endCursor = endCursor;
}

@Override
public boolean isHasPreviousPage() {
return hasPreviousPage;
}

public void setHasPreviousPage(boolean hasPreviousPage) {
this.hasPreviousPage = hasPreviousPage;
}

@Override
public boolean isHasNextPage() {
return hasNextPage;
}

public void setHasNextPage(boolean hasNextPage) {
this.hasNextPage = hasNextPage;
}

@Override
public String toString() {
final StringBuilder sb = new StringBuilder("DefaultPageInfo{");
sb.append("startCursor=").append(startCursor);
sb.append(", endCursor=").append(endCursor);
sb.append(", hasPreviousPage=").append(hasPreviousPage);
sb.append(", hasNextPage=").append(hasNextPage);
sb.append('}');
return sb.toString();
}
}
29 changes: 6 additions & 23 deletions src/main/java/graphql/relay/Edge.java
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Original file line number Diff line number Diff line change
@@ -1,29 +1,12 @@
package graphql.relay;

/**
* represents an edge in relay.
*/
public interface Edge {

public class Edge {
Object getNode();

public Edge(Object node, ConnectionCursor cursor) {
this.node = node;
this.cursor = cursor;
}
ConnectionCursor getCursor();

Object node;
ConnectionCursor cursor;

public Object getNode() {
return node;
}

public void setNode(Object node) {
this.node = node;
}

public ConnectionCursor getCursor() {
return cursor;
}

public void setCursor(ConnectionCursor cursor) {
this.cursor = cursor;
}
}
41 changes: 8 additions & 33 deletions src/main/java/graphql/relay/PageInfo.java
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Original file line number Diff line number Diff line change
@@ -1,41 +1,16 @@
package graphql.relay;

/**
* represents a page in relay.
*/
public interface PageInfo {

public class PageInfo {
private ConnectionCursor startCursor;
private ConnectionCursor endCursor;
private boolean hasPreviousPage;
private boolean hasNextPage;
ConnectionCursor getStartCursor();

public ConnectionCursor getStartCursor() {
return startCursor;
}
ConnectionCursor getEndCursor();

public void setStartCursor(ConnectionCursor startCursor) {
this.startCursor = startCursor;
}
boolean isHasPreviousPage();

public ConnectionCursor getEndCursor() {
return endCursor;
}
boolean isHasNextPage();

public void setEndCursor(ConnectionCursor endCursor) {
this.endCursor = endCursor;
}

public boolean isHasPreviousPage() {
return hasPreviousPage;
}

public void setHasPreviousPage(boolean hasPreviousPage) {
this.hasPreviousPage = hasPreviousPage;
}

public boolean isHasNextPage() {
return hasNextPage;
}

public void setHasNextPage(boolean hasNextPage) {
this.hasNextPage = hasNextPage;
}
}
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