com.aspectran.core.activity.request.AbstractRequest Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2023 The Aspectran Project
*
* Licensed 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 com.aspectran.core.activity.request;
import com.aspectran.core.context.rule.type.MethodType;
import com.aspectran.core.util.ClassUtils;
import com.aspectran.core.util.LinkedCaseInsensitiveMultiValueMap;
import com.aspectran.core.util.MultiValueMap;
import com.aspectran.core.util.apon.Parameters;
import com.aspectran.core.util.apon.VariableParameters;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.TimeZone;
/**
* The Class AbstractRequest.
*
* @since 2011. 3. 12.
*/
public abstract class AbstractRequest {
private final MethodType requestMethod;
private MultiValueMap headers;
private Map attributes;
private ParameterMap parameterMap;
private FileParameterMap fileParameterMap;
private String encoding;
private Locale locale;
private TimeZone timeZone;
private long maxRequestSize;
private String body;
public AbstractRequest(MethodType requestMethod) {
this.requestMethod = requestMethod;
}
public MethodType getRequestMethod() {
return requestMethod;
}
/**
* Returns the value of the response header with the given name.
*
* If a response header with the given name exists and contains
* multiple values, the value that was added first will be returned.
* @param name the name of the response header whose value to return
* @return the value of the response header with the given name,
* or {@code null} if no header with the given name has been set
* on this response
*/
public String getHeader(String name) {
return getHeaderMap().getFirst(name);
}
/**
* Returns the values of the response header with the given name.
* @param name the name of the response header whose values to return
* @return a (possibly empty) {@code Collection} of the values
* of the response header with the given name
*/
public List getHeaderValues(String name) {
return getHeaderMap().get(name);
}
/**
* Returns the names of the headers of this response.
* @return a (possibly empty) {@code Collection} of the names
* of the headers of this response
*/
public Set getHeaderNames() {
return getHeaderMap().keySet();
}
/**
* Returns a boolean indicating whether the named response header
* has already been set.
* @param name the header name
* @return {@code true} if the named response header
* has already been set; {@code false} otherwise
*/
public boolean containsHeader(String name) {
List values = getHeaderMap().get(name);
return (values != null && !values.isEmpty());
}
/**
* Set the given single header value under the given header name.
* @param name the header name
* @param value the header value to set
*/
public void setHeader(String name, String value) {
getHeaderMap().set(name, value);
}
/**
* Add the given single header value to the current list of values
* for the given header.
* @param name the header name
* @param value the header value to be added
*/
public void addHeader(String name, String value) {
getHeaderMap().add(name, value);
}
/**
* Returns a map of the request headers that can be modified.
* If not yet instantiated then create a new one.
* @return an {@code MultiValueMap} object, may not be {@code null}
*/
public MultiValueMap getHeaderMap() {
if (headers == null) {
headers = new LinkedCaseInsensitiveMultiValueMap<>();
}
return headers;
}
public void setHeaderMap(MultiValueMap headers) {
this.headers = headers;
}
public boolean hasHeaders() {
return (headers != null && !headers.isEmpty());
}
@SuppressWarnings("unchecked")
public T getAttribute(String name) {
return (T)getAttributeMap().get(name);
}
public void setAttribute(String name, Object value) {
if (value == null) {
// If the object passed in is null, the effect is the same
// as calling removeAttribute(java.lang.String).
removeAttribute(name);
} else {
getAttributeMap().put(name, value);
}
}
public Set getAttributeNames() {
return getAttributeMap().keySet();
}
public void removeAttribute(String name) {
getAttributeMap().remove(name);
}
public void putAllAttributes(Map attributes) {
getAttributeMap().putAll(attributes);
}
public void extractAttributes(Map targetMap) {
if (targetMap == null) {
throw new IllegalArgumentException("targetMap must not be null");
}
if (hasAttributes()) {
targetMap.putAll(getAttributeMap());
}
}
/**
* Returns a map of the request attributes that can be modified.
* If not yet instantiated then create a new one.
* @return an {@code Map} object, may not be {@code null}
*/
public Map getAttributeMap() {
if (attributes == null) {
attributes = new HashMap<>();
}
return attributes;
}
public void setAttributeMap(Map attributeMap) {
this.attributes = attributeMap;
}
public boolean hasAttributes() {
return (attributes != null && !attributes.isEmpty());
}
public String getParameter(String name) {
return getParameterMap().getParameter(name);
}
public String[] getParameterValues(String name) {
return getParameterMap().getParameterValues(name);
}
public Set getParameterNames() {
return getParameterMap().getParameterNames();
}
public void setParameter(String name, String value) {
getParameterMap().setParameter(name, value);
}
public void setParameter(String name, String[] values) {
getParameterMap().put(name, values);
}
/**
* Returns all parameters as a mutable {@code Map}.
* @return an {@code Map} object, must not be {@code null}
*/
public Map getAllParameters() {
return getParameterMap().extractAsMap();
}
public void putAllParameters(ParameterMap parameterMap) {
getParameterMap().putAll(parameterMap);
}
public void putAllParameters(MultiValueMap multiValueMap) {
if (multiValueMap != null && !multiValueMap.isEmpty()) {
for (Map.Entry> entry : multiValueMap.entrySet()) {
String name = entry.getKey();
List list = entry.getValue();
String[] values = list.toArray(new String[0]);
getParameterMap().setParameterValues(name, values);
}
}
}
public void extractParameters(Map targetMap) {
if (hasParameters()) {
getParameterMap().extractAsMap(targetMap);
}
}
/**
* Returns a map of the request parameters that can be modified.
* If not yet instantiated then create a new one.
* @return a {@code ParameterMap} object, may not be {@code null}
*/
public ParameterMap getParameterMap() {
if (parameterMap == null) {
parameterMap = new ParameterMap();
}
return parameterMap;
}
public void setParameterMap(ParameterMap parameterMap) {
this.parameterMap = parameterMap;
}
public boolean hasParameters() {
return (parameterMap != null && !parameterMap.isEmpty());
}
public FileParameter getFileParameter(String name) {
return getFileParameterMap().getFileParameter(name);
}
public FileParameter[] getFileParameterValues(String name) {
return getFileParameterMap().getFileParameterValues(name);
}
public Set getFileParameterNames() {
return getFileParameterMap().keySet();
}
public void setFileParameter(String name, FileParameter fileParameter) {
getFileParameterMap().setFileParameter(name, fileParameter);
}
public void setFileParameter(String name, FileParameter[] fileParameters) {
getFileParameterMap().setFileParameterValues(name, fileParameters);
}
public void removeFileParameter(String name) {
getFileParameterMap().remove(name);
}
public FileParameterMap getFileParameterMap() {
if (fileParameterMap == null) {
fileParameterMap = new FileParameterMap();
}
return fileParameterMap;
}
public void putAllFileParameters(MultiValueMap fileParameterMap) {
if (fileParameterMap != null && !fileParameterMap.isEmpty()) {
for (Map.Entry> entry : fileParameterMap.entrySet()) {
String name = entry.getKey();
List list = entry.getValue();
FileParameter[] values = list.toArray(new FileParameter[0]);
getFileParameterMap().setFileParameterValues(name, values);
}
}
}
public boolean hasFileParameters() {
return (fileParameterMap != null && !fileParameterMap.isEmpty());
}
public String getEncoding() {
return encoding;
}
public void setEncoding(String encoding) throws UnsupportedEncodingException {
this.encoding = encoding;
}
public Locale getLocale() {
return locale;
}
/**
* Sets the locale.
* @param locale the locale
*/
public void setLocale(Locale locale) {
this.locale = locale;
}
/**
* Gets the time zone.
* @return the time zone
*/
public TimeZone getTimeZone() {
return timeZone;
}
/**
* Sets the time zone.
* @param timeZone the time zone
*/
public void setTimeZone(TimeZone timeZone) {
this.timeZone = timeZone;
}
public long getMaxRequestSize() {
return maxRequestSize;
}
public void setMaxRequestSize(long maxRequestSize) {
this.maxRequestSize = maxRequestSize;
}
public InputStream getInputStream() throws IOException {
if (getBody() != null) {
return new ByteArrayInputStream(getBody().getBytes());
} else {
return null;
}
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
public Parameters getBodyAsParameters() throws RequestParseException {
return getBodyAsParameters(VariableParameters.class);
}
public T getBodyAsParameters(Class requiredType) throws RequestParseException {
return RequestBodyParser.parseBodyAsParameters(getBody(), requiredType);
}
public Parameters getParameters() {
return getParameters(VariableParameters.class);
}
public T getParameters(Class requiredType) {
T parameters = ClassUtils.createInstance(requiredType);
for (Map.Entry entry : getParameterMap().entrySet()) {
String name = entry.getKey();
String[] values = entry.getValue();
for (String value : values) {
parameters.putValue(name, value);
}
}
return parameters;
}
}