feat: V2 builder

Author: azuzi

src/main/java/com/danubetech/verifiablecredentials/VerifiableCredentialV2.java

@@ -0,0 +1,194 @@
+package com.danubetech.verifiablecredentials;
+
+import com.apicatalog.jsonld.loader.DocumentLoader;
+import com.danubetech.verifiablecredentials.credentialstatus.CredentialStatus;
+import com.danubetech.verifiablecredentials.jsonld.VerifiableCredentialContexts;
+import com.danubetech.verifiablecredentials.jsonld.VerifiableCredentialKeywords;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import foundation.identity.jsonld.JsonLDObject;
+import foundation.identity.jsonld.JsonLDUtils;
+import info.weboftrust.ldsignatures.LdProof;
+
+import java.io.Reader;
+import java.net.URI;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+
+public class VerifiableCredentialV2 extends JsonLDObject {
+
+	public static final URI[] DEFAULT_JSONLD_CONTEXTS = { VerifiableCredentialContexts.JSONLD_CONTEXT_W3C_CREDENTIALS_V2 };
+	public static final String[] DEFAULT_JSONLD_TYPES = { VerifiableCredentialKeywords.JSONLD_TERM_VERIFIABLE_CREDENTIAL };
+	public static final String DEFAULT_JSONLD_PREDICATE = VerifiableCredentialKeywords.JSONLD_TERM_VERIFIABLECREDENTIAL;
+	public static final DocumentLoader DEFAULT_DOCUMENT_LOADER = VerifiableCredentialContexts.DOCUMENT_LOADER;
+
+	@JsonCreator
+	public VerifiableCredentialV2() {
+		super();
+	}
+
+	protected VerifiableCredentialV2(Map<String, Object> jsonObject) {
+		super(jsonObject);
+	}
+
+	/*
+	 * Factory methods
+	 */
+
+	public static class Builder<B extends Builder<B>> extends JsonLDObject.Builder<B> {
+
+		private Object issuer;
+		private Date validFrom;
+		private Date validUntil;
+		private CredentialSubject credentialSubject;
+		private Object credentialStatus;
+		private String name;
+		private String description;
+		private LdProof ldProof;
+
+		public Builder(VerifiableCredentialV2 jsonLdObject) {
+			super(jsonLdObject);
+			this.forceContextsArray(true);
+			this.forceTypesArray(true);
+			this.defaultContexts(true);
+			this.defaultTypes(true);
+		}
+
+		@Override
+		public VerifiableCredentialV2 build() {
+
+			super.build();
+
+			// add JSON-LD properties
+			if (this.issuer != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_ISSUER, this.issuer);
+			if (this.validFrom != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_VALIDFROM, JsonLDUtils.dateToString(this.validFrom));
+			if (this.validUntil != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_VALIDUNTIL, JsonLDUtils.dateToString(this.validUntil));
+			if (this.credentialSubject != null) this.credentialSubject.addToJsonLDObject(this.jsonLdObject);
+			if (this.credentialStatus != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_CREDENTIALSTATUS, this.credentialStatus);
+			if(this.name != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_NAME, this.name);
+			if(this.description != null) JsonLDUtils.jsonLdAdd(this.jsonLdObject, VerifiableCredentialKeywords.JSONLD_TERM_NAME, this.description);
+			if (this.ldProof != null) this.ldProof.addToJsonLDObject(this.jsonLdObject);
+
+			return (VerifiableCredentialV2) this.jsonLdObject;
+		}
+
+		public B issuer(URI issuer) {
+			this.issuer = issuer;
+			return (B) this;
+		}
+
+		public B validFrom(Date validFrom) {
+			this.validFrom = validFrom;
+			return (B) this;
+		}
+
+		public B validUntil(Date validUntil) {
+			this.validUntil = validUntil;
+			return (B) this;
+		}
+
+		public B credentialSubject(CredentialSubject credentialSubject) {
+			this.credentialSubject = credentialSubject;
+			return (B) this;
+		}
+
+		public B credentialStatus(CredentialStatus credentialStatus) {
+			this.credentialStatus = credentialStatus;
+			return (B) this;
+		}
+
+		public B credentialStatus(List<CredentialStatus> credentialStatus) {
+			this.credentialStatus = credentialStatus;
+			return (B) this;
+		}
+
+		public B ldProof(LdProof ldProof) {
+			this.ldProof = ldProof;
+			return (B) this;
+		}
+
+		public B name(String name) {
+			this.name = name;
+			return (B) this;
+		}
+
+		public B description(String description) {
+			this.description = description;
+			return (B) this;
+		}
+	}
+
+	public static Builder<? extends Builder<?>> builder() {
+		return new Builder<>(new VerifiableCredentialV2());
+	}
+
+	public static VerifiableCredentialV2 fromJsonObject(Map<String, Object> jsonObject) {
+		return new VerifiableCredentialV2(jsonObject);
+	}
+
+	public static VerifiableCredentialV2 fromJsonLDObject(JsonLDObject jsonLDObject) { return fromJsonObject(jsonLDObject.getJsonObject()); }
+
+	public static VerifiableCredentialV2 fromJson(Reader reader) {
+		return new VerifiableCredentialV2(readJson(reader));
+	}
+
+	public static VerifiableCredentialV2 fromJson(String json) {
+		return new VerifiableCredentialV2(readJson(json));
+	}
+
+	public static VerifiableCredentialV2 fromMap(Map<String, Object> map) {
+		return new VerifiableCredentialV2(map);
+	}
+
+	/*
+	 * Adding, getting, and removing the JSON-LD object
+	 */
+
+	public static VerifiableCredentialV2 getFromJsonLDObject(JsonLDObject jsonLdObject) {
+		return JsonLDObject.getFromJsonLDObject(VerifiableCredentialV2.class, jsonLdObject);
+	}
+
+	public static void removeFromJsonLdObject(JsonLDObject jsonLdObject) {
+		JsonLDObject.removeFromJsonLdObject(VerifiableCredentialV2.class, jsonLdObject);
+	}
+
+	/*
+	 * Getters
+	 */
+
+	public Object getIssuer() {
+		return JsonLDUtils.stringToUri(JsonLDUtils.jsonLdGetStringOrObjectId(this.getJsonObject(), VerifiableCredentialKeywords.JSONLD_TERM_ISSUER));
+	}
+
+	public Date getValidFrom() {
+		return JsonLDUtils.stringToDate(JsonLDUtils.jsonLdGetString(this.getJsonObject(), VerifiableCredentialKeywords.JSONLD_TERM_VALIDFROM));
+	}
+
+	public Date getValidUntil() {
+		return JsonLDUtils.stringToDate(JsonLDUtils.jsonLdGetString(this.getJsonObject(), VerifiableCredentialKeywords.JSONLD_TERM_VALIDUNTIL));
+	}
+
+	public CredentialSubject getCredentialSubject() {
+		return CredentialSubject.getFromJsonLDObject(this);
+	}
+
+	public LdProof getLdProof() {
+		return LdProof.getFromJsonLDObject(this);
+	}
+
+	//The object can be either CredentialStatus object or list of CredentialStatus objects
+	public Object getCredentialStatus() {
+		return  CredentialStatus.getFromJsonLDObject(this);
+	}
+
+
+	public String getName(){
+		return JsonLDUtils.jsonLdGetString(this.getJsonObject(), VerifiableCredentialKeywords.JSONLD_TERM_NAME);
+	}
+
+	public String getDescription(){
+		return JsonLDUtils.jsonLdGetString(this.getJsonObject(), VerifiableCredentialKeywords.JSONLD_TERM_DESCRIPTION);
+	}
+
+
+}