Fix Api-Handler configuration

DeFi-Data-Engine/Api-Handler/.classpath

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

DeFi-Data-Engine/Api-Handler/.gitignore

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+/target/
+/bin/

DeFi-Data-Engine/Api-Handler/.project

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+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Api-Handler</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

DeFi-Data-Engine/Api-Handler/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,8 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.8

DeFi-Data-Engine/Api-Handler/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>ApiHandler</groupId>
+	<artifactId>ApiHandler</artifactId>
+	<version>0.0.1</version>
+	<packaging>jar</packaging>
+
+ 	<dependencies>
+		<dependency>
+			<groupId>org.reflections</groupId>
+			<artifactId>reflections</artifactId>
+			<version>0.10.2</version>
+		</dependency>
+		<dependency>
+	       <groupId>org.slf4j</groupId>
+	       <artifactId>slf4j-api</artifactId>
+	       <version>1.7.5</version>
+	   	</dependency>
+	    <dependency>
+	       <groupId>org.slf4j</groupId>
+	       <artifactId>slf4j-log4j12</artifactId>
+	       <version>1.7.5</version>
+	    </dependency>
+	    <dependency>
+            <groupId>log4j</groupId>
+            <artifactId>log4j</artifactId>
+            <version>1.2.17</version>
+        </dependency>
+	    <dependency>
+	        <groupId>org.mongodb</groupId>
+	        <artifactId>mongo-java-driver</artifactId>
+	        <version>3.12.11</version>
+	    </dependency>
+		<dependency>
+		  <groupId>com.squareup.okhttp3</groupId>
+		  <artifactId>okhttp</artifactId>
+		  <version>4.2.0</version>
+		</dependency>
+		<dependency>
+		    <groupId>org.json</groupId>
+		    <artifactId>json</artifactId>
+		    <version>20220320</version>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.13.2</version>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+	    <!-- plugin to run test cases from maven -->
+	    	<plugin>
+	    		<artifactId>maven-surefire-plugin</artifactId>
+	        	<version>3.0.0-M5</version>
+	        	<configuration>
+	        		<systemPropertyVariables>
+	            		<log4j.configuration>log4j.xml</log4j.configuration>
+	           		</systemPropertyVariables>
+	        	</configuration>
+	    	</plugin>
+
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<configuration>
+					<archive>
+					<manifest>
+						<mainClass>org.main.Main</mainClass>
+					</manifest>
+					</archive>
+				</configuration>
+				</plugin>
+	  	</plugins>
+	</build>
+
+	<properties>
+		<java.version>17</java.version>
+		<maven.compiler.source>1.8</maven.compiler.source>
+		<maven.compiler.target>1.8</maven.compiler.target>
+	</properties>
+
+</project>
+

DeFi-Data-Engine/Api-Handler/src/main/java/org/stream/external/requester/RequestFramework.java

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+package org.stream.external.requester;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+import okhttp3.Request;
+import okhttp3.Request.Builder;
+
+public abstract class RequestFramework {
+	private final String url;
+	private final HashSet<String> properties;
+	private final HashMap<String, String> headers;
+	private final String[] tags;
+
+	public RequestFramework(String url, HashSet<String> properties, HashMap<String, String> headers, String... tags) {
+		this.url = url;
+		this.properties = properties;
+		this.headers = headers;
+		this.tags = tags;
+	}
+
+	public final Request getRequest(HashMap<String, String> properties, HashMap<String, String> headers) {
+		Set<String> property_keys = properties.keySet();
+		Set<String> header_keys = headers.keySet();
+		Iterator<String> var6 = this.properties.iterator();
+
+		while (var6.hasNext()) {
+			String property = (String) var6.next();
+			if (!properties.containsKey(property)) {
+				System.err.println(String.format("Missing required property <%s>", property));
+				return null;
+			}
+		}
+
+		Set<String> req_header_keys = this.headers.keySet();
+		Iterator<String> var7 = req_header_keys.iterator();
+
+		while (var7.hasNext()) {
+			String header = (String) var7.next();
+			if (!header_keys.contains(header)) {
+				System.err.println(String.format("Missing required header <%s>", header));
+				return null;
+			}
+		}
+
+		Builder builder = new Builder();
+		StringBuilder url_builder = new StringBuilder(this.url);
+		if (!property_keys.isEmpty()) {
+			url_builder.append("?");
+		}
+
+		Iterator<String> properties_itr = property_keys.iterator();
+
+		String key;
+		while (properties_itr.hasNext()) {
+			key = (String) properties_itr.next();
+			url_builder.append(String.format("%s=%s", key, properties.get(key)));
+			if (properties_itr.hasNext()) {
+				url_builder.append("&");
+			}
+		}
+
+		builder = builder.url(url_builder.toString());
+		Iterator<String> var10 = header_keys.iterator();
+
+		while (var10.hasNext()) {
+			key = (String) var10.next();
+			builder.addHeader(key, (String) headers.get(key));
+		}
+
+		return builder.build();
+	}
+
+	public final String[] getTags() {
+		return this.tags;
+	}
+
+	public abstract void process(Request var1);
+}

DeFi-Data-Engine/Api-Handler/src/main/resources/requests/template.properties

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+# === Required Properties ===
+# These properties are required regardless of the request and should maintain a uniform syntax.
+
+# Name of the call to be referenced in the engine
+request.name=	template
+
+# Base url of the REST API call
+url.base=		http://localhost:8080
+
+# This property details all required properties to be passed on runtime when called. Optional
+# properties are not required to be specified here. Note that properties can be given a default 
+# value or can be forced to be specified. The list is in (<key>, <value>) pairs, with each property
+# having both a key and value specified. Default values can be placed in the <value> property.
+# Key's with no default property that are required on runtime can be filled as '.'. In this example
+# <property1> has the default value <value1>, <property2> is required on runtime, and <property3>
+# has the default value <value3>.
+url.properties=	property1,value1,\
+				property2,.,\
+				property3,value3
+
+# This property details all headers to be passed on runtime when generating the request.
+# Optional headers can be passed on runtime and are not required to be specified here. Note
+# that headers can be given a default value or can be forced to be specified. The list is in
+# (<key>, <value>) pairs, with each property having both a key and value specified. Default
+# values can be placed in the <value> property. Key's with no default property that are required
+# on runtime can be filled as '.'. In this example <header1> has the default value <value1>,
+# and headers <header2> and <header3> are required on runtime.
+url.headers=	header1,value1,\
+				header2,.,\
+				header3,.
+
+# This property determines if the call is recursive, meaning that all data points required
+# cannot be obtained in a single request. There are several integrated recursive types
+# which have specific properties and handlers. Please review documentation to get a full
+# list of these tags. To default with no recursive call, set this property to <single>.
+# This property we will set to <parameterized> for a clearer example.
+url.recursion.type=parameterized
+
+# This property sets all tags pertaining to the type of recursive call. Please refer to
+# the documentation for the full list of all tags and specified recursive types. All tags
+# are in (<key>, <value>) pairs, with each property having both a key and value specified.
+# Should a tag not require an accompanying <value>, please set it to '.'. In this
+# example we will set the tags for <parameterized> which are as follows:
+# -rp: 	recursive parameter
+# -l:	limit on items from request
+# -t:	type of parameter (url or incremental)
+# FINISH

DeFi-Data-Engine/DeFi Data Engine/README

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+(View https://github.rpi.edu/DataINCITE/IDEA-DeFi-CRAFT/wiki for more information).