diff options
Diffstat (limited to '')
5 files changed, 428 insertions, 0 deletions
diff --git a/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/CacheContext.java b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/CacheContext.java new file mode 100644 index 0000000000..aa80b7a40b --- /dev/null +++ b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/CacheContext.java @@ -0,0 +1,257 @@ +/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.tuscany.sca.binding.http;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * A class to store cache settings for Atom and HTTP requests and responses.
+ *
+ * Predicates are statements that work in conjunction with
+ * ETags and LastModified dates to determine if a precondition
+ * or postcondition is satisfied.
+ * See HTTP specification for how predicates wrk:
+ * http://tools.ietf.org/html/rfc2616
+ * Example predicates in HTTP include If-Match, If-None-Match,
+ * If-Modified-Since, If-Unmodified-Since, If-Range.
+
+ */
+public class CacheContext {
+ public static final SimpleDateFormat RFC822DateFormat = new SimpleDateFormat( "EEE, dd MMM yyyy HH:mm:ss Z" ); // RFC 822 date time
+
+ public boolean enabled;
+ public String eTag;
+ public String lastModified;
+ public Date lastModifiedDate;
+ public boolean ifModifiedSince;
+ public boolean ifUnmodifiedSince;
+ public boolean ifMatch;
+ public boolean ifNoneMatch;
+ public boolean ifRange;
+
+ /**
+ * An ETag is a unique ID for an item. It changes when
+ * a field in the item or the update date changes.
+ * See HTTP specification for how ETags work:
+ * http://tools.ietf.org/html/rfc2616
+ * @return the eTag
+ */
+ public String getETag() {
+ return eTag;
+ }
+ /**
+ * @param tag the eTag to set
+ */
+ public void setETag(String tag) {
+ eTag = tag;
+ enabled = true;
+ }
+ /**
+ * The LastModified date is the time the item was last
+ * changed. See HTTP specification for how ETags work:
+ * http://tools.ietf.org/html/rfc2616
+ * @return the lastModified
+ */
+ public String getLastModified() {
+ return lastModified;
+ }
+ /**
+ * The LastModified date is the time the item was last
+ * changed. See HTTP specification for how ETags work:
+ * http://tools.ietf.org/html/rfc2616
+ * @return the lastModified
+ */
+ public Date getLastModifiedAsDate() {
+ return lastModifiedDate;
+ }
+ /**
+ * @param lastModified the lastModified to set
+ */
+ public void setLastModified(String lastModified) throws java.text.ParseException {
+ this.lastModified = lastModified;
+ // Catch date formatting on input to help debugging.
+ lastModifiedDate = RFC822DateFormat.parse( lastModified );
+ enabled = true;
+ }
+
+ /**
+ * @param lastModified the lastModified to set
+ */
+ public void setLastModified(Date updated) {
+ this.lastModified = RFC822DateFormat.format( updated );
+ lastModifiedDate = updated;
+ enabled = true;
+ }
+
+ /**
+ * @return the ifModifedSince
+ */
+ public boolean isIfModifiedSince() {
+ return ifModifiedSince;
+ }
+ /**
+ * @param ifModifedSince the ifModifedSince to set
+ */
+ public void setIfModifiedSince(boolean ifModifiedSince) {
+ this.ifModifiedSince = ifModifiedSince;
+ if ( ifModifiedSince )
+ enabled = true;
+ }
+ /**
+ * @return the ifUnModifiedSince
+ */
+ public boolean isIfUnmodifiedSince() {
+ return ifUnmodifiedSince;
+ }
+ /**
+ * @param ifUnModifiedSince the ifUnModifiedSince to set
+ */
+ public void setIfUnmodifiedSince(boolean ifUnmodifiedSince) {
+ this.ifUnmodifiedSince = ifUnmodifiedSince;
+ if ( ifUnmodifiedSince )
+ enabled = true;
+ }
+ /**
+ * @return the ifMatch
+ */
+ public boolean isIfMatch() {
+ return ifMatch;
+ }
+ /**
+ * @param ifMatch the ifMatch to set
+ */
+ public void setIfMatch(boolean ifMatch) {
+ this.ifMatch = ifMatch;
+ if ( ifMatch )
+ enabled = true;
+ }
+ /**
+ * @return the ifNoneMatch
+ */
+ public boolean isIfNoneMatch() {
+ return ifNoneMatch;
+ }
+ /**
+ * @param ifNoneMatch the ifNoneMatch to set
+ */
+ public void setIfNoneMatch(boolean ifNoneMatch) {
+ this.ifNoneMatch = ifNoneMatch;
+ if ( ifNoneMatch )
+ enabled = true;
+ }
+ /**
+ * @return the ifRange
+ */
+ public boolean isIfRange() {
+ return ifRange;
+ }
+ /**
+ * @param ifRange the ifRange to set
+ */
+ public void setIfRange(boolean ifRange) {
+ this.ifRange = ifRange;
+ if ( ifRange )
+ enabled = true;
+ }
+
+ public String toString() {
+ final String PREDPREFIX = ", predicates=";
+ StringBuffer sb = new StringBuffer(PREDPREFIX);
+ if ( ifMatch || ifNoneMatch || ifModifiedSince || ifUnmodifiedSince || ifRange ) {
+ if ( ifMatch ) {
+ if ( sb.length() > PREDPREFIX.length() ) sb.append( ", ");
+ sb.append("If-Match");
+ }
+ if ( ifNoneMatch ) {
+ if ( sb.length() > PREDPREFIX.length() ) sb.append( ", ");
+ sb.append("If-None-Match");
+ }
+ if ( ifModifiedSince ) {
+ if ( sb.length() > PREDPREFIX.length() ) sb.append( ", ");
+ sb.append("If-Modified-Since");
+ }
+ if ( ifUnmodifiedSince ) {
+ if ( sb.length() > PREDPREFIX.length() ) sb.append( ", ");
+ sb.append("If-UnModified-Since");
+ }
+ if ( ifRange ) {
+ if ( sb.length() > PREDPREFIX.length() ) sb.append( ", ");
+ sb.append("If-Range");
+ }
+ } else {
+ sb.append("null");
+ }
+
+ return "eTag=" + eTag + ", lastModified=" + lastModified
+ + sb.toString();
+ }
+
+ /**
+ * Gets the cache context information (ETag, LastModified, predicates) from the Http request.
+ * @param request
+ * @return
+ */
+ public static CacheContext getCacheContextFromRequest( HttpServletRequest request ) throws java.text.ParseException {
+ CacheContext context = new CacheContext();
+
+ String eTag = request.getHeader( "If-Match" );
+ if ( eTag != null ) {
+ context.setETag( eTag );
+ context.setIfMatch( true );
+ }
+ eTag = request.getHeader( "If-None-Match" );
+ if ( eTag != null ) {
+ context.setETag( eTag );
+ context.setIfNoneMatch( true );
+ }
+ String lastModifiedString = request.getHeader( "If-Modified-Since" );
+ if ( lastModifiedString != null ) {
+ context.setLastModified( lastModifiedString );
+ context.setIfModifiedSince( true );
+ }
+ lastModifiedString = request.getHeader( "If-Unmodified-Since" );
+ if ( lastModifiedString != null ) {
+ context.setLastModified( lastModifiedString );
+ context.setIfUnmodifiedSince( true );
+ }
+ lastModifiedString = request.getHeader( "If-Range" );
+ if ( lastModifiedString != null ) {
+ context.setLastModified( lastModifiedString );
+ context.setIfRange( true );
+ }
+ return context;
+ }
+ /**
+ * Enabled is true whenever ETag, LastModified, or predicate is set.
+ * @return the enabled
+ */
+ public boolean isEnabled() {
+ return enabled;
+ }
+ /**
+ * @param enabled the enabled to set
+ */
+ public void setEnabled(boolean enabled) {
+ this.enabled = enabled;
+ }
+}
diff --git a/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBinding.java b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBinding.java new file mode 100644 index 0000000000..6192b92dfe --- /dev/null +++ b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBinding.java @@ -0,0 +1,31 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.binding.http; + +import org.apache.tuscany.sca.assembly.Binding; + + +/** + * HTTP binding model. + * + * @version $Rev$ $Date$ +*/ +public interface HTTPBinding extends Binding { +} diff --git a/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBindingFactory.java b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBindingFactory.java new file mode 100644 index 0000000000..370e4cdb67 --- /dev/null +++ b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/HTTPBindingFactory.java @@ -0,0 +1,35 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.binding.http; + +/** + * Factory for the HTTP binding model. + * + * @version $Rev$ $Date$ + */ +public interface HTTPBindingFactory { + + /** + * Creates a new HTTP binding. + * @return a new HTTP binding + */ + HTTPBinding createHTTPResourceBinding(); + +} diff --git a/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingFactoryImpl.java b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingFactoryImpl.java new file mode 100644 index 0000000000..7e72b7dd85 --- /dev/null +++ b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingFactoryImpl.java @@ -0,0 +1,36 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.binding.http.impl; + +import org.apache.tuscany.sca.binding.http.HTTPBinding; +import org.apache.tuscany.sca.binding.http.HTTPBindingFactory; + +/** + * Factory for the HTTP binding model. + * + * @version $Rev$ $Date$ + */ +public class HTTPBindingFactoryImpl implements HTTPBindingFactory { + + public HTTPBinding createHTTPResourceBinding() { + return new HTTPBindingImpl(); + } + +} diff --git a/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingImpl.java b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingImpl.java new file mode 100644 index 0000000000..69d2bd7d25 --- /dev/null +++ b/branches/sca-equinox/modules/binding-http/src/main/java/org/apache/tuscany/sca/binding/http/impl/HTTPBindingImpl.java @@ -0,0 +1,69 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.binding.http.impl; + +import org.apache.tuscany.sca.assembly.Binding; +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.ComponentService; +import org.apache.tuscany.sca.assembly.OptimizableBinding; +import org.apache.tuscany.sca.binding.http.HTTPBinding; + + +/** + * Implementation of the HTTP binding model. + * + * @version $Rev$ $Date$ + */ +class HTTPBindingImpl implements HTTPBinding { + + private String name; + private String uri; + + public String getName() { + return name; + } + + public String getURI() { + return uri; + } + + public void setName(String name) { + this.name = name; + } + + public void setURI(String uri) { + this.uri = uri; + } + + + public boolean isUnresolved() { + return false; + } + + public void setUnresolved(boolean unresolved) { + // The sample binding is always resolved + } + + @Override + public Object clone() throws CloneNotSupportedException { + return super.clone(); + } + +} |