在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 $ A# u9 C, d: v) L9 n. [% G8 F2 c4 f5 N 2 T8 \9 x$ R8 [" E! s0 k7 ]$ F ' F$ c2 n7 y2 o! o@Parameter (displayName = "Measured Pressure", usageName = "measured pressure"): r) D# P8 K. G
public double getMeasured pressure() {+ v& x9 s& v9 ], M& S
return measured pressure# @! D0 U9 u% s
} + B0 C" h8 G/ I1 x7 B8 d public void setMeasured pressure(double newValue) { 1 Y0 u B. j/ A measured pressure = newValue ; S; {" ?# o4 h* X4 e# K& t3 h; } } # G5 g: y5 C, B! J7 ^ v public double measured pressure = 0 + Q$ g/ R; }- T* z' ]" Y% d- e G$ y" x' Y, T% F% R
/** # B. t. y4 o, U& V+ L% p * 8 c* `7 z$ x$ q" t+ P. M * This value is used to automatically generate agent identifiers. 2 G6 i; @: s+ I: z+ c * @field serialVersionUID Z6 z0 u" o! A! r$ q: D6 Y, L# Z
* / U( i* w& F/ l& t k3 L */ 7 |* x0 a! a) u private static final long serialVersionUID = 1L ( U% {! C# Q$ S 4 w5 ` W2 x) n6 r* a3 o O \/ |; r /** " n! ^& u$ D) A/ p% q M *4 E7 v1 [/ `' g d U2 H
* This value is used to automatically generate agent identifiers. 1 ~) a1 k7 l, N. }. ^' p( l * @field agentIDCounter$ G0 d& q8 D' z( O! f8 L
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protected static long agentIDCounter = 15 z1 ?( P; b1 F6 V( C9 @
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/**% {, W% C! R* d1 t: d2 f: {
* 6 O# C; h* V" v9 |+ x" l * This value is the agent's identifier. 2 i$ |) @5 u" `4 n7 F6 B( p& E * @field agentID - t/ ?' e6 }3 D- S. m7 o+ \3 z8 X% _ * # w: M: o, C, [9 h8 }; ] */ 0 F5 E+ f8 j& ?" J protected String agentID = "GasNode " + (agentIDCounter++)0 K4 _( L) t/ B& B* p4 p* U
7 J! b' i, e8 q" O7 \+ F0 R. D! o /**4 G! s! \- @/ W1 t3 f- C* |$ v& h
* 8 _. l) v0 \* ~( I$ F7 Y* O+ U * This is the step behavior. * ^) t e& B" b! W% T * @method step 4 @8 y {! B4 l* w( c *& a/ ?# t% {( d# n* B
*/ $ A7 E- b1 ]6 s- N3 ` @Watch(' U8 T: X+ D: ]5 e2 d
watcheeClassName = 'infrastructuredemo.GasNode', 7 _. n7 [$ d, j- g& V$ L* L watcheeFieldNames = 'pressure',7 O* {! K' ?+ _( h A; M
query = 'linked_from',8 A+ S+ u. }& o
whenToTrigger = WatcherTriggerSchedule.LATER, $ ^& u5 {# e( ~! a" j# ~ scheduleTriggerDelta = 10d & v/ ^, n! \# I# Z% m )' E1 Q5 [2 S, c" E* e
public def step(infrastructuredemo.GasNode watchedAgent) {3 w8 `$ r. o/ {0 R8 V8 ?) B0 X/ R
* u* c0 d* s9 w( F // Define the return value variable.) W* Y4 V/ @- b- ^9 L
def returnValue% }' b: S& P7 E' n% t8 h
' k( n5 Y5 o3 @2 L2 H // Note the simulation time.& ~5 Y. _8 p- T) c3 n+ m0 K
def time = GetTickCountInTimeUnits() - ]' m+ _0 {+ k4 n5 @ 3 r7 F, F" D$ \+ B1 e 4 G, U: h, \1 w" Q& G; w // This is an agent decision. 4 i, w+ X* R! F' L7 I4 r if (watchedNode.pressure<200) {! R$ n" s3 \/ h. \- g* s, f \" ]
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// This is a task., H W0 ^' B! ^
setPressure(watchedAgent.pressure)) ~3 D' q" M! t. B
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} else {3 _. n/ H6 O( y1 ~4 H) w
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// Return the results. , g5 }$ U: c& _7 c& I return returnValue % }5 j( v% F- C: v. q5 e% K! o 5 f: g+ ]4 K% C7 P } \6 B$ j* I" \$ f3 m. C+ H% E
; _: @% K2 I* X1 [( x/ ~3 V /** & F% W( j8 \ `* \1 g( V * 3 T0 m# a1 K; \1 T) D# D * This is the step behavior., f" ]* V9 M1 I; G8 ^4 V
* @method step ; M& ? O8 _4 ]3 o * , w# }( F. r+ |0 {4 | */6 n h8 Y# u: s0 Y- C. z# ~6 F' R
@ScheduledMethod( " |+ N6 Q8 h& `& A( q/ ^2 ] start = 1d, ! A; a3 n5 }. V0 w# M' A, @0 N/ j interval = 1d,# D& z3 H3 d* P8 `0 L3 ~* b
shuffle = false & B" e" C$ i& i7 W9 O [6 k ) 5 J O5 U z' b1 h4 u- r; n* J public void step() { + S+ A" a* N0 @& B7 l. C ! P F- c& {, e$ r" ? L7 ~2 N. Q4 I // Note the simulation time.2 M/ L4 v0 l/ O% ^& g2 W
def time = GetTickCountInTimeUnits() # {7 _5 y/ M9 ]! [5 W( a& \0 B& z+ c( U% ^& X( }1 C
// This is a task. ; h: Q$ @' |; J" Y4 C4 i3 I4 d measurePressure=pressure+ RandomDraw(-20.0, 20.0) 9 c3 F# \2 [1 [+ L2 T // End the method.0 M/ |& R/ e( r/ i) [ ?# @
return - [: _; W; H; r+ ] h9 {: V l & W2 F: p# G; ` G- y( T }